Target Work Sheets (TWS) Issue 1 · Target Work Sheets (TWS) Issue 1.2. ... The subject area for...
Transcript of Target Work Sheets (TWS) Issue 1 · Target Work Sheets (TWS) Issue 1.2. ... The subject area for...
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Level 4 Improvement Practitioner apprenticeship standard (Lean & Six Sigma Green Belt) Target Work Sheets (TWS) Issue 1.2
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CONTENTSWELCOME........................................................................................................................................................................3
TWSGB01Compliance......................................................................................................................................................4
TWSGB02Communication...............................................................................................................................................6
TWSGB03Voiceofthecustomer(VOC)...........................................................................................................................9
TWSGB04Projectmanagement.....................................................................................................................................11
TWSGB05Changemanagement....................................................................................................................................14
TWSGB06Principles&methods....................................................................................................................................17
TWSGB07Projectselectionandscoping........................................................................................................................18
TWSGB08Problemdefinition........................................................................................................................................21
TWSGB09Processmapping&analysis..........................................................................................................................22
TWSGB10Dataacquisitionforanalysis..........................................................................................................................24
TWSGB11Basicstatistics&measures...........................................................................................................................26
TWSGB12Processcapability&performance.................................................................................................................29
TWSGB13Rootcauseanalysis.......................................................................................................................................31
TWSGB14Leantools......................................................................................................................................................32
TWSGB15Identification&prioritisation........................................................................................................................36
TWSGB16Sustainability&control.................................................................................................................................39
TWSGB17Dataanalysis&statisticalmethods...............................................................................................................41
TWSGB18Benchmarking...............................................................................................................................................43
TWSGB19MeasurementSystem...................................................................................................................................45
TWSGB20Experimentation&optimisation...................................................................................................................50
TWSGB21Coaching........................................................................................................................................................53
TWSGB22Dataanalysis–StatisticalProcessControl(SPC)...........................................................................................56
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WELCOMEWeareverypleasethatyouhavegotyourselfacopyoftheTargetWorkSheets(TWS)whichwillhelpyouguideyourtrainingmaterialtoassistwithsomepracticalexerciseyoumaywanttoaddtoyourtrainingorsupplydirecttoyourlearner/delegatesthisTWSwillhelpyouwiththeEndPointAssessmentofyourlearner.Weexpectthatyouarekeentogetonwithyourjobinhand,sowewillkeepthewelcomeintroductionbrief.First,wewouldliketodrawyourattentiontothetermsandconditionsofusage.It’saconditionofprintingtheseTargetWorkSheetsthatyouagreetothetermsandconditionofusage.Theseareavailabletoviewatwww.UCE.org.uk.Essentially,wewanttohelplearners/trainingprovidersgetthroughtheirexamsandendpointassessment.IfyouarealearnerandyouareusingtheseTWSorTKSforyourownuseonly,youwillhavenoproblemcomplyingwithourfairusepolicy.YouwillhoweverneedtogetourwrittenpermissioninadvanceifyouwanttouseTWSaspartofatrainingprogrammethatyouaredelivering.WARNING!TheseTargetWorkSheets(TWS)arenotdesignedtocovereverythinginthesyllabus!Theyaredesignedtohelpyouassimilateandunderstandthemostimportantareasfortheexamasquicklyaspossible.IfyoustudyorusetheexampleworksheetsfromtheseTWSonly,youwillnothavecoveredeverythingthatisintheImprovementApprenticeshipStandards.Thisistheaccountabilityofthetrainingprovider.Thetrainingproviderwillbeprovidedwiththefollowing:
• UCEsetofTargetKnowledgeSheets(TKS)• UCEsetofTargetWorkSheets(TWS)• UCETargetPortfolioKit(TPK)• UCEwebe-portallinktovariousexternalweblinksandsupportingmaterial
Ourportfolioofmaterialsisasfollows:
TKS(Knowledge) TWS(Skills) TPK(Behaviour)TheTargetKnowledgeSheets…WillprovideabaseunderstandingofthemostimportantareasofthesyllabusthetrainingproviderwilltrainaccordingtotheApprenticeshipImprovementStandard.
à TheTargetWorkSheets…Willprovideabasicexampleandframeworktotesttheknowledgeofaparticulartool.
à TheTargetPortfolioKit…willprovideguidanceonhowtocreateyourprojectreport,exampleofpresentation&questioning.Includingexamplequestionsinpreparationfortheleaner’smultiple-choiceexam.
Tomaximisethechancesofsuccessforthelearnerintheexam,werecommendthetrainertovisittheUCEwebsiteonwww.UCE.org.ukwheretheywillbeabletoaccessadditionalfreeresourcestohelpthemsupporttheirlearners.
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TWSGB01ComplianceThesubjectareaforthisWorkSheetisto:Workinaccordancewithorganisationalcontrolsandstatutoryregulations.TheTargetKnowledgeSheetreferenceisTKSGB01Compliancethatwillgiveyouanoverviewofthesubject.Withtheintroductionandapplicationofbusinessimprovementprojectsitisimportantfortheimprovementteamtohaveawarenessofthestatutoryregulationsassociatedwithhealthandsafety.Atypicalapplication,priorandpostanyimprovementinitiativeinaworkareaisfortheteamtocarryoutariskassessmentactivity.Theworksheetassociatedwiththissectionisariskassessmentsheet.PriortothecarryingouttheimprovementprojecttheRiskAssessmentidentifiesanypotentialhazardsthattheteammightfaceifthetryandworkonthearea.Asanexample,ifateamhadidentifiedanengineeringworkshopthatneededa5Sactivitytherecouldpotentiallybedangerousplant,equipmentandservicessuchaspneumatics,electricsandgasthatwouldneeddisconnecting.Someequipmentmightbetooheavytoliftmanuallyandrequirespecialistliftingequipment.Thiswouldneedtobetakenintoconsiderationbeforeundergoinganychangestotheexistingworklayout.Similarly,afterabusinessimprovementactivityhasbeencarriedoutthenewlayoutwillinevitablyneedanewriskassessmentcarryingoutpriortoanystaffworkinginthatarea.
RiskAssessment–whatisit?• Acarefulexaminationofwhatcouldcauseharmtopeople,sothatyoucanweighupwhetheryouhavetakenenough
precautionsorshoulddomore.• Theaimistomakesurethatnoonegetshurtorbecomesill.• Itisalegalrequirement.
Whatisahazard?Ahazardisanythingthathasthepotentialtocauseharm.Thiscouldbesomethingasspecialisedasapieceofcomplicatedequipment,orascommonplaceasacupofcoffee.Ifitcouldbeharmfulinanyway,thenit’sahazard.Typicalexamplesincludeslips,trips,falls,electricity,pneumatics,hazardoussubstances,workingatheights,vehiclessuchasforklifttrucks.Ahazardissomethingthatcouldcauseinjury,harmordamagetoaperson,plantorproperty.WhatisRisk?Riskisthelikelihoodofharmresultingfromahazard.Risk=SeverityxProbabilityRiskassessmentsmustbe“SuitableandSufficient”Whatissuitableandsufficient?
• Identifyallhazards• Identifyspecificregulations• Employasystematicapproach• Includenon-routineoperations• Identifywhoisatrisk• Takeexistingcontrolmeasuresintoaccount
5StepstoRiskAssessment
• Lookforandlistthehazards• Decidewhomightbeharmedandhow• Evaluaterisksarisingfromhazardsanddecidewhetherexistingcontrolsareadequate• Recordthefindings• Reviewassessmentwhennecessary
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Template:TWSGB01
RiskAssessment Department/Area/Equipment Date: Riskassessor Reviewer: Activity People
affectedHazards Risk(Severity
xLikelihood)Existingcontrolsinplace
RemainingRisk(Severityxlikelihood)
PotentialImprovementOpportunity
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TWSGB02CommunicationThesubjectareaforthisWorkSheetisto:Speakandwriteclearly.Influenceothers,questioneffectively.Plananddelivermeetingspresentinginsighttoengageaudiences.
1. Makeaconnection,notanimpression.It’seasytogetcaughtupintheideathatyouhavebeenbroughtintobebrilliant.Thatyouneedto‘wow’theaudiences’onhowmuchyouknowandhowintelligentyouare,butpresentationgivenfromthisperspectiverarelywinoveraudiencesormakealastingimpact.Beingrelatableanddown-to-earthcanmakeyourpresentationmorerelevantandunderstandable.Cutouttheheavyjargonandfocusmoreonconnectingwithyouraudiencethanimpressingthem.Thisperspectiveswitchwillchangeyourapproachfrombeingsomethinglargeandimpressivetocomprehensibleandhelpful.Makingyourpresentationentirelyabouthelpingyouraudiencewillmakeyoulookbetterinthelongrun.
2. Bestrategic.
Ifyouhavealotofcomplexinformationtoshare,youaregoingtoneedagreatstrategy.Whileyoumightbetemptedtojustjumpinandshareeverythingyou’vegot,thismightnotbeinyouraudience’sbestinterest.Insteadofdumpingallyourdataonthem,buildyourdataintoastory,intoamessage.
• Whatdoyouwantyouraudiencetotakeaway?• Whatistheonethingyouwantthemtoremember?• Whatisyourkeyinsightthatisgoingtotransformtheirapproach?• Howareyouhelpingthem?
Getthecoreofyourmessageclearandthenuseyourdatatohelptellthatstory.Eachfact,statistic,andnumberyousharewiththemshouldaddtoyourcoremessage — cutanythingthatdoesn’thelpyouweaveyourmainmessage.Thiswillhelpclearawayalotoftheextrainformationthatmightoverwhelmyouraudience.
3. Getexcited
Ifyouareboredbyyourpresentation,thereisverylittlehopethatyouraudienceswillbeengaged.You’vegottofindawaytogetfiredupaboutwhatyouaresharing.Beingexcitedaboutwhatyouaretalkingaboutnaturallyandpositivelychangestheflexionofyourvoice,yourpacing,yourbodylanguage,andyourfacialexpressions.Speakingfirmlyinamonotonevoice,listingstatisticafterstatistic,nomatterhowgoodthosestatisticsare,willboreyouraudienceandleavethemachingforthedoorinsteadofwantingmore.
4. Tellstories
Storytellingiskeytomakingbigdatadigestible.Wehaveatendencytobelievethatcoldhardfactsmakeformorecompellingcontent,andthattoprovesomethingyouneedstraightstatistics,andthatstorytellingisfineforfilms,butnotforadeptlysharingkeymessages.Thisisamistake.Storytellingbreaksinformationdowninawaythatismemorable,understandableandvaluable.Storiesbreathelifeintodata.
5. Startwithinsights.
Startingeachpointoffwiththekeyinsight,thenusethedatatosupportthat,insteadofdroppingatonofdataontheaudienceandhopingtheywalkawaywithsomethinguseful,inalllikelihoodtheywon’tbeabletomaketheclearconnectionsyouareassumingtheywill.Usethe“SandwichApproach”bystatingtheinsight,sharingtherelevantpiecesofdata,thenreiteratingtheinsight.Thiswillhaveatremendouseffectonhowusefulthedataistotheaudiencemembersandwhattheyenduptakingaway.
6. Beconciseandspecific.
Vaguegeneralitiesarenotveryhelpfulwhenitcomestorelayingcomplexdata.Beasconciseandspecificaspossible,anduseyourstatistictomakeanimpact.Whileyoucangivealotofinformationandstatistics,makesureyoustateitminimally,comprehensively,andbriefly.Thiswillhelpensurethatyoudon’toverwhelmtheaudience.Writedowneverythingyouwanttosayandthenedititdowntothebareminimum,removingtheextrafluff.
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7. Leaveoutthespreadsheets.
Manypresentersfallintothehabitofdisplayingtheirspreadsheets,eventhoughitisnotinspiringorhelpfultoaudiences.Spreadsheetsarebuilttohelpyoucalculateandtrackyourdata,butthinkofthemasyourdesktop.Whiletheyarenecessarytogettheworkdonetheyrarelyhelpaudiencesmakesenseoftheworkitself.Partofyourjobasthepresenteristosortoutthedataandhighlighttheimportant,impactfulinformation,packagingitawaythatisengagingandenticing.Showingthespreadsheetwhereyoucalculatedandtrackedtheinformationisnotgoingtohelpyouraudiencemakesenseofthedata,ortomakesignificantchangesintheirindustry.
8. Makeyourvisualsmemorable.
Humansarenaturallyvisual,andasdesignpermeatesalmosteveryaspectofourdailylives,itisimportantthatyoueffectivelyusevisualstosupportyourmessage.Droptheslideswithbullets:onestatisticperslideIfyouwanttoshareastatistic,createaslidejustforthatstatistic.
• Itcreatesashareableimage,andpeoplecangrabasnapshotofthestatisticthatimpactsthem,• itisclearandconcise,• anditkeepstheaudiencefocusedononething,ifyouadd4or5bulletstotheslidewilldotheaudiencewill
automaticallystartreadingallthepointsinsteadoflisteningtoyou.Choseastrongimagesoverwrittendataoragraph.
9. Focusontrendsandpatterns.
Whenyouarepresentingcomplexdata,alwaysmakethepatternsandtrendscrystalclear.Thiswillhelpyouraudiencecutthroughthenoiseanddeterminewhattheyshouldbefocusingonforthefuture.Ifyouunloadalotofdataontoyouraudience,theycanquicklybecomeoverwhelmed,astheytryandmakesenseofwhattodowiththeinformation.Ontheotherhand,iftheydon’timmediatelyseehowtheinformationisrelevanttothefutureoftheirorganisation,theycanbecomeboredanddistracted,becausetheycan’tframetheinformationyouareoffering,theywillmentallycheckout.Beclearaboutwhatthetrendsandpatternsare,andthenaddthedataintosupportwhatyouaresaying,insteadofgivingthedataandhopingtheaudiencewillmakesenseoftrendsandpatternsthemselves.Whileyoudon’twanttodownplayyourinformation,youdowanttomakeitaseasytounderstandasyoupossiblycan.
10. Givepracticaladviceandtakeaways.
Whenyouarecreatingyourpresentation,foreverypointmakesureyouincludeasectiononpracticaladviceortakeaways:thingsthattheaudiencecanstartimplementingtomakeadifference.Forthemostpart,whileaudiencesmightbemildlyinterestedinyourresearchandfindings,thebiggestimpactyoucanmakeonthemisofferingthemwaystoputyourinformationintopractice,waystomakeadifferenceontheirbusiness,industry,ortheworld.Theimportantthingtorememberistokeeppracticingandimprovingyourtechniques.Makenotesofwhatsectionsofyourtalkorpresentationtheaudiencetendstotuneoutduring,andmakeconstanttweakstomakeyourpresentationstrongerandstronger.
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Template:TWSGB02Communicationchecklist
NameofPresenter:
Date:
Questions Yes NoHaveIcapturedwhatIneedtotellmyaudience? DoIknowwantmyaudienceneedtotakeaway? HaveIcapturedtheonethingIwantthemtoremember? HaveIcapturedmykeyinsightthatisgoingtotransformtheirapproach? DoIunderstandhowIamhelpingthem? AmIexcitedintellingmystory? HaveIcapturedmyinsightsina“Sandwich”approach? HaveIanalysedmydataenoughtotellasimpleconcisestory? HaveIusedanyvisualstotellmyspecificmessage? Doesmysummaryhavepracticaladviceandtrendstohelpthekeymessage?
Istillneedtocommunicatewith:
Ineedtofollowupon:
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TWSGB03Voiceofthecustomer(VOC)Thesubjectareaforthisworksheetisto:Supportapplicationoftechniquestoidentifyandprioritisecustomers,theirrequirementsandensurebalanceagainstthestatedandunstatedneedsofthebusiness(VoiceoftheBusiness).WeareallfamiliarwiththeVoiceOftheCustomer(VOC),butjustlikeyourcustomerhasneedsandwants,thebusinesshasthemtoo.Sowhat’sthedifference?VoiceOftheCustomer
TheVoiceOftheCustomeraretheneeds,wants,expectations,andpreferences,bothspokenandunspoken,ofbusiness’scustomers,whetherinternalorexternal.VOCdatacanbeobtainedonreactiveand/orproactivewaywithcustomersurveys,customerinterviews,marketresearch,releaseevaluations,feedbackformsandevendaily/weeklystand-upmeetings.ToolsrangefromsimplesurveystoKANOanalysisandCriticalToQualityCharacteristics(CTQC’c).
Thedataacquiredcanbeusedfordifferentreasons:
• Modifyordiscontinueproducts.• Modifyprocesses.• Attunebusinessstrategy.• Identifyopportunities.
VOCmetrics(KPI’s)canbereleaseevaluations,customersatisfactionscores,theNetPromoterScore,productdeliverytimes,helpdesksupportcalls,…VoiceOftheBusiness
TheVoiceOftheBusinessistheneeds,wants,expectations,andpreferences,bothspokenandunspoken,ofthepeoplewhoconstitute(run)thebusinessitself(e.g.,shareholders,officers,orothersinvolvedincorporategovernance).VOBdatacanbeobtainedfromfinancialandmarketdataanalysis,competitionanalysis,employeesurveys,…Thedataacquiredcanbeusedforassuringbusinesshealthandthesame(generic)reasonsastheVOCdata.VOBmetrics(KPIs)canbeROI(Return-On-Investment),%incomefromreturningcustomers,shareholderequity,…AnotherviewpointfortheVOBaretheinternalprocessesneededtosupporttheprocessesthatdrivevalueforthecustomers,forexampleIT,facilitationandlogistics.Examplesneedsherearezerodefects,zerowaste,employeemotivation,…Metricsherecanbeemployeesatisfaction,employeeturnover,numberofdefects,etc…
Sowehavetheneedsandthewantsoftwopartiestoadhereto?Thecompanyisdoingbusinesstosustain,tomakeprofit,toaccomplishagreatergoal,…,butthiscannotbedoneatthecostofthecustomers.Thesamecountsforthecustomers,theywantthebestproductsforthecheapestprices:howcanthecompanydeliverwithoutgoingbankrupt?Becauseofthetwoangles,theVOCandVOBshouldalwaysbeconsidertogether.It’supforthecompanytotakeupthechallengetofindthematch,thesynergybetweenthem.That’swhyit’ssoimportanttolinkconceptslikeVOCandVOBwiththecompanystrategy.Whydoesthecompanyexist?Whoareourcustomers?Whatdoourcustomerswant?Andwhenarethey(dis)satisfied?Whenwehaveanswerstothequestionsabove,wecanstartwithmappingtheprocessesthatdelivervaluetoourcustomer.Oncewehavethose,wecanstartwithmappingtheinternalprocesses,whichareneededtosupporttheformer.
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Template:TWSGB03Voiceofthecustomer(VOC)
VoiceoftheCustomer(VoC) KeyCustomerIssue(s) CriticalCustomerRequirementsWhatdoesthecustomerwantfromus? Whatdoesthecustomerwantfromus?We
needtoidentifytheissue(s)thatpreventusfromsatisfyingourcustomers
Weshouldsummarisekeyissuesandtranslatethemintospecificandmeasureable
requirements
VoiceoftheBusiness(VoB) KeyProcessIssue(s) CriticalBusinessRequirementsWhatdoesthebusinesswant/needfromus? Whatdoesthebusinesswant/needfromus?
Weneedtoidentifytheissue(s)thatpreventusfrommeetingstrategicgoals/missions
Weshouldsummarisekeyissuesandtranslatethemintospecificandmeasureable
requirements
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TWSGB04ProjectmanagementThesubjectareaforthisWorkSheetisto:Define,sequence,planandscheduleactivitieswithphasesandmilestones.Estimateeffortandduration.Createandupdateprojectcharter.TheTargetKnowledgeSheetreferenceisTKSGB04Projectmanagementthatwillgiveyouanoverviewofthesubject.
ThefirststepinProjectmanagementisunderstandingthecustomerrequirementsandproducingthePlan,whichiscreatedfromtheWorkBreakdownStructure(WBS),listinganddefiningallthesequences,phases,activitiesandtasks/milestonesthatmakeuptheproject.Oncealltherequirementshavebeenagreedcreateaprojectcharterandhaveitsigned-off
Aphaseisasetofrelatedactivitiesthatcompriseasubstantialportionofanoverallproject.Youmayfinditusefultodrawupatableofphases:
PhaseTitle PhaseDescription PhaseSequence
ListPhasetitles(e.g.:Initiation,Planning,Execution,ClosureandEvaluation).
DescribethepurposeandkeyoutcomesofeachPhase
NumbereachPhaseinsequence
Anactivityisasetoftasks,whichmustbeundertakentocompleteaportionofaproject.Youmayfinditusefultodrawupatableofactivities:PhaseTitle ActivityTitle ActivityDescription ActivitySequence
ListthephasethattheActivitycorrespondsto.
ListthetitleofeachActivity.
DescribethepurposeandoutcomesofeachActivity.
NumbereachActivityinsequence.
Ataskisanitemofworktobecompletedwithinaproject.Youmayfinditusefultodrawupatableoftasks:TaskTitle TaskTitle TaskDescription TaskSequence
ListthephasethattheTaskcorrespondsto.
ListthetitleofeachTask.
DescribethepurposeandoutcomesofeachTask.
NumbereachTaskinsequence.
Theabovephase,activityandtasklistscomprisetheWorkBreakdownStructure(WBS)fortheproject.AswellascreatingtheWBS,youmustalsospecifyanycriticalprojectmilestones. MilestoneTitle MilestoneDescription MilestoneDate
EnterthetitleofeachMilestone. DescribetheMilestoneanditsimportancewithintheproject.
AddthedateonwhichtheMilestoneislikelytooccur.
Onceyouhavelistedallthetasksrequiredtoundertaketheproject,youneedtoidentifytheresourcesrequiredtocompleteeachtask,asshowninthetablebelow:TaskTitle Resource Effort
EnterthetitleofeachTaskintheproject.
EnterdetailsoftheprojectteamresponsibleforthecompletionoftheTask.
Quantifytheapproximateamountofeffort(days,weeksandmonths)requiredtocompletetheTask.
Thefirststepistoproduceadetailedlistofalltheindividualresourcesneededtocompletetheproject.Startbylistingeachofthemajorresourcegroups(eg:Labour,EquipmentandMaterials),andthenlisttheindividualcomponentsofeachgroup.Constructaprojectschedulewhichisalignedwithyourprojectcharterandsigned-offbyyourprojectsponsorwithallcustomerrequirementsinplace.
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TWSGB04Example:ProjectCharterProblemStatementAconcisedescriptionoftheproblemandshouldspecify:whatiswrong,whereand/orwhentheproblemisoccurring,themagnitudeoftheproblem,theimpactofproblemonthebusiness.PerformanceObjectivesandobjectivesAperformanceobjectivestatesthegoal(s)ofanactivityItisameasurablestatementofaparticulardesiredoutcomeofthetaskObjectivesaretangible,observable,measurableresultstobeachievedConsiderincludingthestatement:‘reduce“defect”from____to____by____(date)’MakesureyourtargetsareSMARTSpecific:TargetedtowardaspecificproblemorissueMeasurable:Projectteamisabletoassessperformance&determinesuccessAchievable:Teamcanviewtheobjectivesasreasonable&attainableRealistic:Alignswiththeorganisation’sstrategy&objectivesTimed:Start/EnddatesdefinedProjectTitle: Nameoftheproject Location: Departmentorsite?TeamLeader: Yourname… Sponsor: Who’syoursponsor?ProjectDescription/ExecutiveSummaryWhatistheproject?CurrentState/ProblemStatementWhyisitaproblem?BusinessCase/BusinessBenefits Goals/MetricsWhatisexpected,giveasummaryofyourbusinesscase…Summarisetheexpectedbusinessbenefits
Whatareyoutryingtoachieve,areyourgoalsandmetricsSMART?
InScope OutofScope• Item1• Item2• Item3etc…
• Item1• Item2• Item3etc…
KeyCustomers TeamMembers Milestones CompletionIdentifythekeycustomersofthisproject/processandtheirexpectationsincludingstakeholders
Listofteammembers
Milestone1 Date:dd-mm-yyyyMilestone2 Date:dd-mm-yyyyMilestone3 Date:dd-mm-yyyyMilestone4 Date:dd-mm-yyyyMilestone5 Date:dd-mm-yyyyMilestone6 Date:dd-mm-yyyy
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TWSGB04Template:ProjectCharterProjectTitle: Nameoftheproject Location: Departmentorsite?TeamLeader: Yourname… Sponsor: Who’syoursponsor?ProjectDescription/ExecutiveSummaryCurrentState/ProblemStatementBusinessCase/BusinessBenefits Goals/Metrics
InScope OutofScope
KeyCustomers TeamMembers Milestones Completion
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TWSGB05ChangemanagementThesubjectareaforthisWorkSheetisto:Stakeholderidentification,analysisandmanagement(RACI).Changecurve,resistancecharacteristics,changesponsorship,compellingpointofview.TheTargetKnowledgeSheetreferenceisTKSGB05Changemanagementthatwillgiveyouanoverviewofthesubject.AwellknowchangecurvebyDrElisabethKubler-Rosshelpsexplainthemotionspeoplegothroughchangeandwhychangemanagementisimportant.Foraslongaspeopleresistthechangeandremainatstage2oftheChangeCurve,thechangewillbeunsuccessful,atleastforthepeoplewhoreactinthisway.Thisisastressfulandunpleasantstage.Foreveryone,itismuchhealthiertomovetostage3oftheChangeCurve,wherepessimismandresistancegivewaytosomeoptimismandacceptance.
Atstage3oftheChangeCurve,peoplestopfocusingonwhattheyhavelost.Theystarttoletgo,andacceptthechanges.Theybegintestingandexploringwhatthechangesmean,andsolearntherealityofwhat'sgoodandnotsogood,andhowtheymustadapt.Bystage4,theynotonlyacceptthechangesbutalsostarttoembracethem:theyrebuildtheirwaysofworking.Onlywhenpeoplegettothisstagecantheorganisationreallystarttoreapthebenefitsofchange.Sorememberatstage1,peoplemaybeinshockorindenial.Thisiswhenrealityofthechangehits,evenifthechangehasbeenwellplannedandyouunderstandwhatishappening.Theyneedtimetoadjust.Here,peopleneedinformation,needtounderstandwhatishappening,andneedtoknowhowtogethelp.Thisisacriticalstageforcommunication.Makesureyoucommunicateoften,butalsoensurethatyoudon'toverwhelmpeople.They'llonlybeabletotakeinalimitedamountofinformationatatime.Butmakesurethatpeopleknowwheretogoformoreinformationiftheyneedit,andensurethatyoutakethetimetoansweranyquestionsthatcomeup.Aspartofyourchangemanagementastakeholdermapofpeoplethatcanhelpinfluenceorbecomechampionstothischangeareimportanttomanage.ThenyoucanuseaRACICharttobuildontheteamsactionsofaccountability,responsibility,oriftheyonlyneedtobeconsultedorinformedtosustainanddrivethechangemanagement.
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Example:TWSGB05(StakeholderMap/RACI)
ProjectTitle:StakeholderMap
High Abletoblockthechange:
DoNotIgnore!
Name1
Keytargetgroup:
Focusongainingtheirsupport
PotentialChampions:Enlisttheirsupport
Name2
Degreeofpower&influence
Likelytoresistbutwithlittleeffect:Monitor
PotentialSupport:Engage
Likelytosupport:Aimtoincreasetheirinfluence
Name2
Low
Opposed
LNeutral/Undecided
KSupportive
JStakeholderPosition
Compiledby: Issue: Date:
RACIChartR=Responsible,A=Accountable,
C=Consulted,I=Informed
PeopleFunctionA FunctionB FunctionC
Name1 Name2 Name3 Name4 Name5 Name6 Name7 Name8 Name9
Activ
ities
WorkStream1
ActivityA R R C C C C C C CActivityB C C C C C C C C CActivityC C C C C C C C C C
WorkStream2
ActivityD C C I C C C C C CActivityE C C C C C C C C CActivityF C C I C A C C C C
WorkStream3
ActivityG C C C C C R C C IActivityH C A R C C A C C CActivityI C C C C C C C C C
WorkStream4
ActivityJ C C C C C C C I CActivityK C C R C C C C C CActivityL C C C C C C C C C
Addnamesofstakeholderinrelevantareas.Positionleft/rightorup/downdependingon
influenceandposition.
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Template:TWSGB05(StakeholderMap)
ProjectTitle:StakeholderMap
High
Degreeofpower&influence
Low
Opposed
LNeutral/Undecided
KSupportive
JStakeholderPosition
Compiledby: Issue: Date:
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TWSGB06Principles&methodsThesubjectareaforthisWorkSheetisto:BusinessvalueofLeanandSixSigmaimprovementmethods-8D,practicalproblemsolving,DefineMeasureAnalyseImproveControl,DesignforSixSigma.TheTargetKnowledgeSheetreferenceisTKSGB06Principles&methodsthatwillgiveyouanoverviewofthesubject.Projectscanbeidentifiedfrommanysources,e.g.
• Reportedbycustomers• Identifiedinternally• Mayalreadybeprioritised-e.g.‘Top10Lists’
Projectsvaryinmagnitude&difficulty:
• Isitcompany-wide• Specifictoaparticularproduct• Customer• Team• Process• Machineorsystem,etc.?
Ateambased,structuredapproachtoimprovingisalwaysrequiredThetools&techniquesemployedwilldependonthenatureoftheproject.Ensurethatthecontinuousimprovementprocessthatyouuseisappropriateforthetypeofproblemsyouhave:
• DonotuseDMAIC&highleveltoolswhentheyarenotappropriate• Startwiththesimpletools;iftheydonotworkthenescalatetheproblemsolvingapproach.
Inbusiness,problemscanleadtolowproductivity,poorquality,highcostsandultimatelylossofcustomers,thevalueisonlyidentifiediftheproblemsisdealtwithrapidlyandtotallypreventsitsreappearance.Whenreferringtomethodologiesforsolvingproblemsandnottothetoolsthemselves,themostcommonmethodsforsolvingproblems:PDCA,8D,practicalproblemsolving,DMAIC:DefineMeasureAnalyseImproveControl,DFSS:DesignforSixSigmaandDMADV:Define,Measure,Analyse,Design,Verify.Allmethodologiesusetoolslike5Why,IshikawaorFishbone,Brainstorming,ParetobutSixSigmaalsousemorecomplextoolssuchashypothesistesting,(DOE)DesignofExperiment,ANOVAwithsoftwaresuchasMinitaborQ-DASforstatisticalprocessingofdata.
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TWSGB07ProjectselectionandscopingThesubjectareaforthisWorkSheetis:Supporttheidentificationofimprovementopportunityandthescopingoftheseprojects.TheTargetKnowledgeSheetreferenceisTKSGB07Projectselectionandscopingthatwillgiveyouanoverviewofthesubject
ProjectSelectionThisisaprocesstoassesseachprojectideathatcomesintoahopper(ofideas)orisidentifiedviaateam’sheatmap,thisallowsustoselecttheprojectwiththehighestpriority.Weneedtorememberthatprojectsarejustalistofideasatthisstage,andselectionisbasedonabriefdescriptionoftheprojectandhowitlinkstoanycriteriathebusinesshasagreedthatdrivesthedecision-makingprocessThereareanumberofwaysinwhichthebusinessleadershipteamcanidentifyapotentialimprovementproject.Thiscouldbevia:
1-ASelectionCriteriaMatrix(withinasectororbusiness)2-Aheatmap(withinafunctionorteam)
SelectionCriteriamatrix(exampleonly,percentagefiguresdonotrelatetowhatactualcalculationswouldgive)initiative Contributionto
KPIstrategyCostsavingover1year
CustomerSatisfaction
Paybackperiod Regulations/Healthandsafety
Total
weighting 25% 25% 25% 25% 100% Assessment Low
MediumHighCritical
<25K25K–75K75K–150K>150K
HighMediumLow
HighMediumLow
HighOverridesallotherweightings
ProjectA Low <25K Medium Low 50%
ProjectB High >150K Low Medium 75%
ProjectC Medium 75K–150K Medium high 80%
ProjectD Low Low Low Low High 100%
ProjectE Critical 25K–75K High Low 75%
Whileprojectscanbeidentifiedbyanyonewhoworkswithinthebusinessorwithinaprocesshavingtheabilitytocritiquethevalueofdoingtheprojectisvital.Therefore,asmallcoreteamshouldbeidentifiedwhocanlookatthematrixandscoreitaccordingtothedescriptionandtheinitiativessated.ThismatrixisnormallyExceldrivenandcreatedinlinewithbusinessneedsHeatMap(withinafunctionorteam)Aheatmapcanbecreatedbyalinedepartmentorteam.ItshouldlinktothebusinessKPIsandhowtheteamcouldandshouldimprovetheworkthattheydo.Thisheatmapisbestcreatedonaflipchartandusingpost-itnotes.Theteamwouldfollowthisprocesstoachieveasimpleheatmap,andideallyledbyafacilitatorofchange.
• Listoutthecustomers• Listouttheprocessesthatdeliverthecustomerrequirements• Betweenthesetwo,identifythehigh-levelstepsthattakeplace.
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Youwillnowhaveaflipchartthathasinformationonitandwritteninaclearmanner.Withtheteamwhoworktheseprocesseswouldbrainstormacrossthismapwhereanyissuesandconcernstakeplace.Thiscouldbe:
• Customercomplaints• Rework• Lackoftraining• Systemerrors• Toolingerrors• Andmanymore….
Eachissueorconcernwouldbeplacedontoapost-itnoteswithasmuchdetailonthecostofthisissuetotheteamorthebusinessorthecustomer.(hourstaken,costtoreplace,resourcerequired)Theteamcanthenallocateascoretoeachoftheseintermsofurgencytoimplementchange.
Exampleaboveshowsaheatmapacrossoneprocesslineonly,asanexampleonflipchartpaperstuckonawall.Pink/Redpost-itnotesshowissues,Greenpost-itnotegivesanindicationofimprovementrequired.Thisinformationandotherheatmapprocesslinescanhelpguidetheimprovementpractitionertowhichprojectsshouldbestartedandwhicharepotentially‘Justdoit’activitiesUsingoneofthetoolsaboveyouwouldnarrowdown(viathistypeofhopper)thenextmostcriticaltoperformanceprojectandfromthistheScopingoftheidentifiedprojectcanbeginSomeprojectswillbeautomaticallyselectedonthebasesthatthatareaRegulationrequirementoraHealthandSafetyissue.Thiswouldalsobeidentifiedviaoneofthetoolsabove.
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TemplateTWSGB07Changeandmodifytosuitbusinessrequirementsanduseexceltoconfigurescorecalculations
initiative Contribution
toKPIstrategyCostsavingover1year
CustomerSatisfaction
Paybackperiod
Regulations/Healthandsafety
Total
weighting 25% 25% 25% 25% 100% Assessment Low
MediumHighCritical
<25K25K–75K75K–150K>150K
HighMediumLow
HighMediumLow
HighOverridesallotherweightings
ProjectA
ProjectB
ProjectC
ProjectD
ProjectE
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TWSGB08ProblemdefinitionThesubjectareaforthisWorkSheetis:Supportdevelopmentofproblem/opportunitystatements.TheTargetKnowledgeSheetreferenceisTKSGB08Problemdefinitionthatwillgiveyouanoverviewofthesubject.Aproblemstatementalsoknownastheproblemdefinitionisaclearconcisedescriptionoftheissue(s)thatneed(s)tobeaddressedbyaproblemsolvingteam.Itisusedtocentreandfocustheteamatthebeginning,keeptheteamontrackduringtheeffort,andisusedtovalidatethattheeffortdeliveredanoutcomethatsolvestheproblemstatement.GothroughtheProblemDefinitionworksheetindividuallyorinsmallteamsandreflectonaspecificissue(s)youhaveidentified,exchangingthoughtswhilewritingdownyournotes.Thekeyaimhereistocapture,compareanddiscussdifferentviewpointsontheproblem.Youcanthenreviewthenotesanddiscusswithyourteammemberswhetheryouaremakingthesameassumptions,andwhetheryouareframingthingsinthesameway.Thismayleadtoreframingtheproblemyouinitiallyaddressed.WorkingonaProblemDefinitionworksheetwithnotonlyyourteammembers,buttogetherwithotherstakeholderswillusuallybringupnewcontexts.Forinstance,workingwithserviceusers,stafforvolunteersmayprovideaslightlydifferentangletothetoolthanwhenworkingwithmanagersorentrepreneurs.Feelfreetoexperimentandrephrasequestionsintheworksheettokeepthemrelevantinsuchsituations.
Whatisthekeyissueyouaretryingtoaddressandwhyisitimportant?
Whoisitaproblemfor?
Whatsocial/culturalfactorsshapethisproblem?
Whatevidencedoyouhavethisisworththeinvestment?
Canyouthinkofthisproblemindifferentway?Canyoureframeit?
Template:TWSGB08 Whatisthekey
issueyouaretryingtoaddressandwhyisitimportant?
àß
Whoisitaproblemfor?
àß
Whatsocial/culturalfactorsshapethisproblem?
àß
Whatevidencedoyouhavethisisworththeinvestment?
àß
Canyouthinkofthisproblemindifferentway?Canyoureframeit?
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TWSGB09Processmapping&analysisThesubjectareaforthisWorkSheetis:Processmaptomeasureandanalyseflowandvalue.Identifyinterfaces,functionalresponsibilitiesandownership.Useinsighttoidentifypotentialopportunitiesandmapfuturestate.TheTargetKnowledgeSheetreferenceisTKSGB09Processmapping&analysisthatwillgiveyouanoverviewofthesubject.
Aprocessmapisaplanningandmanagementtoolthatvisuallydescribestheflowofwork.Usingprocessmappingsoftware,processmapsshowaseriesofeventsthatproduceanendresult.Aprocessmapisalsocalledaflowchart,processflowchart,processchart,functionalprocesschart,functionalflowchart,processmodel,workflowdiagram,businessflowdiagramorprocessflowdiagram.Itshowswhoandwhatisinvolvedinaprocessandcanbeusedinanybusinessororganisationandcanrevealareaswhereaprocessshouldbeimprovedthroughanalysis.Thepurposeofprocessmappingisfororganisationsandbusinessestoimproveefficiency.Processmapsprovideinsightintoaprocess,helpteamsbrainstormideasforprocessimprovement,increasecommunicationandprovideprocessdocumentation.Processmappingwillidentifybottlenecks,repetitionanddelays.Theyhelptodefineprocessboundaries,processownership,processresponsibilitiesandeffectivenessmeasuresorprocessmetrics.Processmappingisaboutcommunicatingyourprocesstoothers.Youcanbuildstrongerunderstandingwithprocessmaps.Themostcommonprocessmaptypesinclude:
• ActivityProcessMap:representsvalueaddedandnon-valueaddedactivitiesinaprocess• DetailedProcessMap:providesamuchmoredetailedlookateachstepintheprocess• DocumentMap:documentsaretheinputsandoutputsinaprocess• High-LevelProcessMap:high-levelrepresentationofaprocessinvolvinginteractionsbetweenSupplier,Input,Process,
Output,Customer(SIPOC)• RenderedProcessMap:representscurrentstateand/orfuturestateprocessestoshowareasforprocessimprovement• Swim-lane(orCross-functional)Map:separatesoutthesub-processresponsibilitiesintheprocess• Value-AddedChainDiagram:unconnectedboxesthatrepresentaverysimplifiedversionofaprocessforquick
understanding• ValueStreamMap:alean-managementtechniquethatanalysesandimprovesprocessesneededtomakeaproductor
provideaservicetoacustomer.• WorkFlowDiagram:aworkprocessshownin“flow”format;doesn’tutilizeUnifiedModellingLanguage(UML)symbols.
Processmappinghasbecomestreamlinedbecauseofsoftwarethatprovidesabetterunderstandingofprocesses.ProcessmapscanbecreatedincommonprogramslikeMicrosoftWord,PowerPointorExcel,butthereareotherprogramsmorecustomizedtocreatingaprocessmap.Processmappingisaboutcommunicatingyourprocesstootherssothatyouachieveyourmanagementobjectives.Knowinghowtomapaprocesswillhelpyoubuildstrongercommunicationandunderstandinginyourorganisation.Howeverthemostcommonandeffectivewayisstilltousestickynotes(Post-Its)pensateamandablankwallorsomewheretostickthenotesanddeveloptheprocessmap.Step1:Identifytheproblem
• Whatistheprocessthatneedstobevisualized?• Typeitstitleatthetopofthedocument.
Step2:Brainstormactivitiesinvolved
• Atthispoint,sequencingthestepsisn’timportant,butitmayhelpyoutorememberthestepsneededforyourprocess.• Decidewhatlevelofdetailtoinclude.• Determinewhodoeswhatandwhenitisdone.
Step3:Figureoutboundaries
• Whereorwhendoestheprocessstart?• Whereorwhendoestheprocessstop?
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Step4:Determineandsequencethesteps• It’shelpfultohaveaverbbeginthedescription.• Youcanshoweitherthegeneralfloworeverydetailedactionordecision.
Step5:Drawbasicflowchartsymbols
• Eachelementinaprocessmapisrepresentedbyaspecificflowchartsymbol.Addlabelsandcommentsandevenusecustomstylinginyourprocessmap.
• Terminator:Ovalsshowthebeginningofaprocessorthestoppingofaprocess.• Rectangles:Showanoperationoractivitythatneedstobedone.• Arrowsrepresenttheflowofdirection.• Diamondsshowapointwhereadecisionmustbemade.Arrowscomingoutofadiamondareusuallylabelledyesor
no.Onlyonearrowcomesoutofanactivitybox.Ifmorethanisneeded,youshouldprobablyuseadecisiondiamond.• Aparallelogramshowsprocessingofdata• OthershapescanbeusedforDocument,Delays,connectorsetc…
Step6:Finalizetheprocessflowchart
• Reviewtheflowchartwithothersstakeholders(teammember,workers,supervisors,suppliers,customers,etc.)forconsensus.
• Makesureyou’veincludedimportantchartinformationlikeatitleanddate,whichwillmakeiteasytoreference.
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TWSGB10DataacquisitionforanalysisThesubjectareaforthisWorkSheetis:Developasamplingstrategy.TheTargetKnowledgeSheetreferenceisTWSGB10Dataanalysis–BasicToolsthatwillgiveyouanoverviewofthesubject.Samplingisacollectivenameforobtainingfactualinformation(data)aboutprocessperformance.Itisareferencenameusedformultiplemethodsofobtainingarepresentativequalityofdatathattrulyreflectsmostofthevariationintheprocess(practicallyappliedtocover80%ormoreofvariation).Consideringdevelopingorapplyingasamplingstrategyyoumustconsiderthespeedoftheprocesstobeimproved/investigatedtodeterminehowfastdatapointscanbecollected.Ifmakinglowvolumes,thenthesamplingwillbeeverysingleitem/serviceprovision.Decideanduseadatacollectionplantoconfirmwhythedataisneeded.Collectthesampleandrecordwhatistobeinvestigated.Ifremovingsamples,determinebestdisposalormethodtoreturnthemtooriginatingprocess.
Example:TWSGB10(Sampling)
RandomSamplingTakingdatapointsfromanywherewithin
anareatoinvestigateacriteria
StratifiedSamplingTakingdatapointfromdefinedareasor
locations.Example:LitterorrubbishleftindifferentshoppingcentresacrossEngland.
SystematicSamplingFollowingastructuredpatterntoobtaindatapoints.Example:100,500,900,flyinghoursinspectionofwearoffanblades
SubgroupSampling
Followingastructuredpatterntakingmultipledatapointstoevaluateoddities(outlinervalue).Example:Timetakenforrepetitiveassemblytasksatdifferingtimesoftheday.(Fourshiftsover24hours.3
pointsmeasuredinthe1sthalfoftheshiftand3pointsinthesecondhalfoftheshift
overa12hoursshiftpattern).
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Exercise:TWSGB10(Sampling)
RandomSamplingTakingdatapointsfromanywherewithin
anareatoinvestigateacriteria
Colourindottorepresentsamples
StratifiedSampling
Takingdatapointfromdefinedareasorlocations.Example:LitterorrubbishleftindifferentshoppingcentresacrossEngland.
Colourindottorepresentsamples
SystematicSamplingFollowingastructuredpatterntoobtaindatapoints.Example:100,500,900,flyinghoursinspectionofwearoffanblades
Colourindottorepresentsamples
SubgroupSampling
Followingastructuredpatterntakingmultipledatapointstoevaluateoddities(outlinervalue).Example:Timetakenforrepetitiveassemblytasksatdifferingtimesoftheday.(Fourshiftsover24hours.3
pointsmeasuredinthe1sthalfoftheshiftand3pointsinthesecondhalfoftheshift
overa12hoursshiftpattern).
Colourindottorepresentsamples
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TWSGB11Basicstatistics&measuresThesubjectareaforthisWorkSheetis:Usegraphicalanalysistounderstanddistributionandstability.TheTargetKnowledgeSheetreferenceisTKSGB11Basicstatistics&measuresthatwillgiveyouanoverviewofthesubject.Usinggraphicalanalysistounderstanddistributionandstability.ProcessStabilityreferstotheconsistencyoftheprocesswithrespecttoimportantprocesscharacteristicssuchastheaveragevalueofakeydimensionorthevariationinthatkeydimension.Ifaprocessbehavesconsistentlyovertime,thentheprocessisstableorincontrol.Thedistributionoftheprocessismadevisiblebythecurveandhownarroworwideitmadebefromthespecificationlimits.
StatisticalProcessControl(SPC)Chartsareutilisedtodetermineiftheprocessisstableornot.Somechartsareusedtoassessthestabilityoftheprocesslocation(forexample,xbarchartsthatmonitortheprocessaverage),otherchartsareusedtoassessthestabilityoftheprocessvariation(forexample,rangeorstandarddeviationcharts).Thestandarddeviationisameasureofvariability.Itdefinesthewidthofthenormaldistribution.Thestandarddeviationdetermineshowfarawayfromthemeanthevaluestendtofall.Onagraph,changingthestandarddeviationeithertightensorspreadsoutthewidthofthedistributionalongtheX-axis.Largerstandarddeviationsproducedistributionsthataremorespreadout.Whenyouhavenarrowdistributions,theprobabilitiesarehigherthatvalueswon’tfallfarfromthemean.Asyouincreasethespreadofthedistribution,thelikelihoodthatobservationswillbefurtherawayfromthemeanalsoincreases.
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Example:TWSGB11Imaginethatfourprocessesproduceceramiccupsofthesametypeforacustomerwhospecifiesthatweightshouldliebetween48.5gand49.5g,withatargetof49.0g.Imagine,too,thatallfourprocessesarebehavinginastableandpredictablemannerasindicatedbycontrolchartingofdatafromregularsamplesofceramiccupsfromtheprocesses.Letussupposethatthedistributionofweightisnormalinallfourcaseshoweverthestabilityoftheprocessisvaried,drawthebellcurvetodemonstrateyourunderstandingofeachprocess.Process1Mean=49.0StandardDeviation=1.5USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
Process2Mean=49.2StandardDeviation=1.5USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
Process3Mean=49.0StandardDeviation=3.0USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
Process4Mean=48.7StandardDeviation=0.9USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
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Exercise:TWSGB11Imaginethatfourprocessesproduceceramiccupsofthesametypeforacustomerwhospecifiesthatweightshouldliebetween48.5gand49.5g,withatargetof49.0g.Imagine,too,thatallfourprocessesarebehavinginastableandpredictablemannerasindicatedbycontrolchartingofdatafromregularsamplesofceramiccupsfromtheprocesses.Letussupposethatthedistributionofweightisnormalinallfourcaseshoweverthestabilityoftheprocessisvaried,drawthebellcurvetodemonstrateyourunderstandingofeachprocess.Process1Mean=49.0gStandardDeviation=1.5USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
Process2Mean=49.2gStandardDeviation=1.5USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
Process3Mean=49.0gStandardDeviation=3.0USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
Process4Mean=48.7gStandardDeviation=0.9USL=UpperSpecificationLimitLSL=LowerSpecificationLimitT=Target
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TWSGB12Processcapability&performanceThesubjectareaforthisWorkSheetis:Selectmethodsandmetricsforanalysis.TheTargetKnowledgeSheetreferenceisTKSGB12Processcapability&performancethatwillgiveyouanoverviewofthesubject.Processcapabilityanalysisallowsustobaselineaprocess,demonstrateanimprovementhasbeenmadeanddefinecapabilityintermsofdefectsinandoutofspec.Thekeycomponentsarespecificationlimits,processdataandprocessstability.
ContinuousData:Capabilityisdefinedintermsofdefectsunderthecurveoutsideofthespecificationlimits.AttributeData:CapabilityisdefinedintermsofPASS/FAILWhenconductingprocesscapabilityashorttermstudyisoftenconductedtodeterminehowgoodtheprocessis.Aswecollectmoresamplesoverthelongertermwewouldexpecttoseemorevariationintheprocessdatafrominfluencessuchasshifts,batchesandseasons.TheCpandCpkisusedtodetermineshorttermcapabilityandPpandPpkisusedtodeterminelongtermvariationoftenreferredtoastheactualcapability.ThecalculationmethodisthesameexpectforthevalueoftheStDev(StandardDeviation)used.
ProcessPotential
ProcessActual
CP PP RelatesstandardDeviationtotolerance
CPK PPK RelatesmeanandstandardDeviationtotolerance
ShortTermWithinStDev
LongTermOverallStDev
CP(Blue)>CP(Red)PP(Blue)>PP(Red)
CP(Blue)=CP(Red)CPK(Blue)=CPK(Red)PP(Blue)=PP(Red)PPK(Blue)=PPK(Red)
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Template:TWSGB12SelectmethodsandmetricsforanalysisContinuous:Canbemeasuredonaninfinitydivisiblescale.Attributes:Canbecategorisedandcountedbutnotmeasured.
Defects:FeaturesofaproductorservicethatfailtomeetrequiredstandardcausingittobedefectiveDefectives:Aproductorservice,whichfailstomeettherequiredstandardduetothepresenceofdefects.
Individuals:Singleitemsofdatacollectedovertime.Subgroups:Setsofdata(typically3-5items)collectedongroupsovertime.
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TWSGB13RootcauseanalysisThesubjectareaforthisWorkSheetisto:Selectandapplytheappropriategraphicaltooldependentonthedatatypetoidentifypatterns,trendsandsignalstoestablishhypothesis.TheTargetKnowledgeSheetreferenceisTKSGB13Rootcauseanalysisthatwillgiveyouanoverviewofthesubject.
Whenyoucollectdataitisoftennotpracticaltomeasureeverysingleunitofinterest.Itiscommontotakeasampleofdataadusethestatisticsfromthesampletounderstandwhatishappeningwithinthewiderprocess.Inallcaseswherewemakeaconclusionaboutourprocessbasedonasampleofdatathereisariskofusdrawingthewrongconclusion.Sometimeswhenyouaremakingveryimportantdecisionsorwhereadecisionistooclosetocall,itcanbehelpfultocalculatetheprobabilityofdrawingthewrongconclusion.Hypothesistestingallowsyoutodothis.Hypothesistestingreferstoasetoftoolsthathelpsyoutodeterminehowcertainyoucanbeinthedecisionswhenusingonlyasampleofdatatodrawaconclusion.Mosthypothesisetestsareconcernedwithansweringthequestion“Isthereastatisticallysignificantdifference?”AsyoutestthedifferencebetweentheperformanceofProcessesAandProcessesBorTeamAandTeamB.
Althoughitispossibletocalculatehypothesistestbyhand,mostpeopleprefertouseastatisticalsoftwarepackagesuchasMinitab.Themethodologyworksbystatingthehypothesiseasapairofstatements,thesestatementsareusedtodescribethetest:
• H0=Thereisnodifference(knownasthenullhypothesis• Ha=Adifferenceexists
Thetestbeginswiththeassumptionthatnothinghaschangedorisdifferent.ThenyoutakealookforsufficientevidenceinthesampledatatodisprovethisassumptionandbeabletorejecttheNullhypothesis.Becauseofthecomplexityofthestatisticalmethodsinvolvedinhypothesistestingitisstronglyadvisabletoaskaimprovementspecialisttosupportthistypeofanalysis.
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TWSGB14LeantoolsThesubjectareaforthisWorkSheetisto:Seekin-processwastethroughunderstandingofvaluewithinthevaluestreamAllprocesseshavewhatwecallin-processwastewithinit.Thiswastefulactivityissomethingthatourcustomersdonotpayforandcansometimesmakeup70%ormoreofthelead-timeforthatprocess.Totrulyunderstandthein-processwasteweneedtomaptheprocessusingoneoftheValueStreammappingtoolsavailabletousBeforeyoucangetintomappingaprocess,youneedtotaketimetounderstandthataprocesscanbebrokendownintothreedistinctdivisions
1.ValueaddingThatactivitythatthecustomerdoespayfor.Itiswherewechangetheshapeorformorcharacteristicsofaproductinlinewithcustomerrequirements2.Non-ValueaddingbutEssentialundercurrentconditionsActivitythatisrequiredtohappenunderthecurrentconditions,butthatthecustomerdoesnotpayfor3.WasteActivitythattakesplacewithintheprocess,thatthecustomerdoesnotpayforandisatotalwasteofeffort,resource,planningandcost
ValueAdding:Anyworkthatchangesthenature,shapeorcharacteristicsoftheproduct,inlinewithcustomerrequirements.Non-ValueAdding:Anyworkcarriedout,whichisnecessaryundercurrentconditionsbutdoesnotincreaseproductvalue.Waste:8formsofwaste(asshowninTWSYB14)Defects,Overproduction,Waiting,Notutilisingtalent,Transportation,Inventory,Motion,ExcessProcessing.(DOWNTIME).Youcanapplythislogictostepswithinthevaluestreamandthereforewewillbeabletoseethethreedivisionsofworkclearly.Wastecanbebrokendownintowhatisknownasthe8wastesandisknownasDOWNTIME(aka,TIM-P-WORD,WORMPITS).InsomeprocessestheWasteisveryprevalentandthereforethevaluestreammappingtoolswillallowyoutoseethisclearly.ThetablebelowshowsthewastesexamplesforShopFloorbasedoperationsorOfficeprocesses.Allowingthesewastestoappearonavaluestreammapwillaidtheimprovementactivity.
Waste Shopfloor Office/TransactionalDefects–Scraporrework Partsscrap,reworkofparts Documentsorinformationcreatedand
notused,reworkingofinformationOverproduction Makingmorethanisrequired DongmorethanisrequiredWaiting OperativewaitingorWIPwaiting TeammemberwaitingorprocesswaitingNotutilisingtalent Untappedhumanpotential UntappedhumanpotentialTransportation–(Transfer) MovingWIPacrossshopflooror
departmentTransferringpaperworkelectronicallyormanuallytodepartments
Inventory WIP,tools,machines Todolists,E-mails,customerrequests,stationaryequipment
Motion OftheOperativeorMachineorMaterialwithinthecell
Oftheteammemberwithintheworkarea
ExcessProcessing Doingmorethanisrequired DoingmorethanisrequiredWecanalsouseatemplateatanytimetoidentifythewastesbydoingawastewalkactivity.Bywalkingtheprocess,youshouldbeabletomakenotesofthewastesthatexistwithinaprocessandapplythisleaningtoyourvaluestreammap.Awastewalkwouldvaryintimetakentocompleteandshouldbedonebyandwiththepeoplewhooperatetheprocess.
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ValueStreammappingTotrulyunderstandthevaluestream,youwouldmapeachstepoftheprocessatalevelthatidentifiesWASTEyouhaveanumberoftechniquesavailable.AtypicalValueStreammapisshownbelow.
ASimpleswimlaneprocessmapisshownbelow:
Mappingofaprocessrequiresafacilitatorandateamofpeoplewhoactuallyworkwithintheprocessbeingmapped.Themapwouldbecreatedusingalargeblankwall,allowingyoutouseflipchartpaperonitandsomedatacapturetemplatesusedtoidentifythestepoftheprocessandhowlongittakestocomplete.
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Weshouldrememberthataswithastreamwithwaterinit,itonlyflowsonewayandthereforesoshouldyourmap.Meaningthatanyreworkthattakesplacewithintheprocessshouldbeshownonthemapasarepeatsetofsteps.Colourcodingeachstepwillallowyoutoseethe3divisionsofworkclearly.(Forexample:Red:Non-ValueaddingtasksBlue:Taskwhichincludesoneormoreofthe8wastes,Brown:Valueaddingtasks)Youneedtorememberthattheteamneedtomap‘Whatactuallyhappensintheprocess’andnotwhatyouthinkhappensorwhatshouldhappenandthatiswhereagoodfacilitatorcanhelpguideandcoachtheteamOncetheteamhaveagreedtheCurrentStateValueStreamMapandcanvisuallyseethethreedivisionsofworkitwouldbethentimetoworkonwhattheFutureStateValueStreamMapcouldlooklikewithimprovementactivitycompletedonitTheteamwouldconsiderhowto:
• Eliminate• Combine• Reduce• Re-arrange• Simplify
ThestepsonthecurrentstatemapinsuchawaythattheprocessisimprovedandinlinewithaprojectcharterthatwasdrawnupinsupportoftheimprovementactivityandwherepossibleallWASTEstepsareremovedorreduced.TheteamwouldthendrawupanewFuturestatevaluestreammaptoshowthesechangesandcalculatethebenefitsthatwouldbeseenandthiscanthenbereportedbacktothestakeholders.Actionswouldnowneedtobetakentocompletethefuturestatemapanddeliverthebenefits.
ExampleTWSGB14Understandingofvaluewithinthevaluestream
ThisshowsaValueSteammap(swimlanemap)andthethreedivisionsofworkareidentifiedbythecolourcodingofthedatacapturetemplate
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TemplateTWSGB14Datacollection(Print,cutoutanduseperprocessstepandattachonvisualprocessswimlane/valuestreammap)
AREA: PROCESS:
Time taken
All Times in Hours
VA
NVA
W No:
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TWSGB15Identification&prioritisationThesubjectareaforthisWorkSheetisto:Identifyandprioritisefactors,ideasandsolutions.TheTargetKnowledgeSheetreferenceisTKSGB15Identification&prioritisationthatwillgiveyouanoverviewofthesubject.Wesuggestyouevaluateideasbasedontwofactors:impactandeffort.Whatcountsashighimpact,orloweffort?Thisdependsonyourcompany'sbusinessgoalsandyourteam'saccessresources.HereisanexampleofaITcompanywhichdevelopssoftware.Example:Impact:Whatmetricswillyouusetomeasurethesuccessofyouroptimisationprogram?
Whicheventsdirectlyinfluencethesemetrics?
ImpactFactorsHardImpact(Quantifiable) SoftImpact(Meaningful)
Higherconversionrate:• Purchases• Engagement• Sign-ups
• Internalbuy-in• Excitement(testideasfromdifferent
areasofyourcompany)• Resourceallocation• Executivesponsorship• Access(placeswheretestingcanor
shouldhappen)• Implementation
Metricsyouwanttomaximise:• Revenue• Webtraffic(Pageviews)
Metricsyouwanttoreduce:• InternalCosts
Effort: Whatiseasyordifficulttodo? Whichresourcesarededicatedtotestingandwhicharesharedorborrowedfromotherteams?
EffortFactorsTechnical Teams(orPeople)
• HTML• CSS• JavaScript• Backendchanges(recordingpagesina
checkoutflow)• Advancedaudiencetargeting
conditions(cookies,adcampaigns,customtags,etc…)
• Timetorun
• Executivesponsor• Powerusers• Designers• Developers• Graphicdesigners• Photographyteam• SEOand/orSEMteam• ITdepartment• QAdepartment
Teammemberstoconsult:
• Theprogrammanager,whoisresponsiblefortheoverallframeworkandfinalscoring• Thedeveloper,whoisresponsibleforestimatingeffort• Thedesignteam,whoisresponsibleforestimatingeffort• Theexecutivesponsor,whowillreviewandapproveprioritisedlist,andprovidestrategicalignment
Ultimately,thecriteriayouusetoprioritiseyourideaswilldependonyourparticularprogram’sgoalsandresources.Forexample:yourteammaybetechnicallysavvybutlowondesignresources,soyousetuptestseasilybuthavetroublegettingmock-ups.Orifyouhaveexecutivebuy-inbutfinditdifficulttogettimewithyourdevelopers,youmayfindthatadvancedtestideasquicklygetthegreenlightbutslowtobeimplemented.Thesetypesoffactorsareimportanttoconsiderwhendecidingonthecriteriaforeffortandimpact.ThesecondpartisthePrioritisationbyEffortandImpact.Assigneffortscoresandimpactscorestoeveryoptimisationideaandprioritiseaccordingly.Youcanusebroadcategorieslikehigh,medium,andlowwhenevaluatingimpactandeffort.High-impact,low-efforttestsandcampaignsshouldrunfirst.
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PrioritisationbyImpactvs.Effort
PrioritisedbyImpact PrioritisedbyEffort
TestNames Effort Impact
TestNames Effort Impact
Test1 Low High Test1 Low High
Test2 Medium High Test2 Low Medium
Test3 High Medium Test3 Medium Low
Test4 Medium Low Test4 High High
Priority
First Second ThirdOr,youcanassignnumericalscores;scorescanhelpprovideamoregranularviewoftherelativeROIofeachexperiment.Thisisknownasablendedmodel.Assignnumericalvaluesforeffortandimpact.Then,simplysumtheimpactandeffortscoresforeachtestandcampaigntogenerateasingleprioritizationscorethatcombinesbothsetsofcriteria.
SampleBlendedPrioritisationFramework
Priority TestName Effort Impact Score
1 Test1 3 3 6
2 Test2 2 2 4
3 Test3 3 1 4
4 Test4 1 1 2
Scores=Effort+ImpactIntheexampleabove,highimpacttestsandcampaignsaregivenhighnumericalscores.However,higheffortideasaregivenlownumericalscores.Whenwesumthetwoscores,high-impact,low-effortideasrisetothetopoftheprioritisedlist.Thesetestsandcampaignsshouldrunfirst.
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Template:TWSGB15
ImpactFactorsHardImpact(Quantifiable) SoftImpact(Meaningful)
EffortFactors
Technical Teams(orPeople)
PrioritisationbyImpactvs.Effort
PrioritisedbyImpact PrioritisedbyEffort
TestNames Effort Impact
TestNames Effort Impact
SampleBlendedPrioritisationFramework
Priority TestName Effort Impact Score
Scores=Effort+Impact
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TWSGB16Sustainability&controlThesubjectareaforthisWorkSheetisto:Identifyfailuremodesandembedlearningfromimprovement.TheTargetKnowledgeSheetreferenceisTKSGB16Sustainability&controlthatwillgiveyouanoverviewofthesubject.Tohelpembedlearningandkeepprocessesincontrolaprocessfailuremode&effectsanalysis(FMEA)canbeusedasatoolforassessingandprioritisingprocessrisks,withaviewtoelimination,reductionoreffectivecontrol.Theapplicationofthistoolcanbeappliedon…
• ExistingFMEA’ssotheycanbeassessediftheyareavailabletounderstandthecurrentsituation• FEMA’sassesstherisksinherentinexistingprocesses• FMEA’scanbeusedtoidentifykeyprocessmeasuresforinclusioninthedatacollectionplan• FMEA’scanidentifytheneedforinterimimprovementactionifunacceptablerisksareidentified• FMEA’scanbeusefulwhenseekingpotentialrootcausesofaproblem• FMEA’scanassesstheriskimpactofnewormodifiedprocesses• FMEA’sareakeyinputtothecontrolplan,ensuringthatanyresidualrisksaremanagedeffectively• FMEA’smustbereviewedandupdatedonanongoingbasis
ThekeystepsfordevelopingaprocessFMEAaresummarisedinthediagrambelow,theFMEAshouldbedevelopedbyacross-functionalteamwithgoodprocessknowledge.
1. Keyprocessstepsfromanas-isprocessmapshouldbedetermined.2. Allfailuremodesshouldbelistedhoweverunlikelybutwithinreason.3. TheFMEAseverityrankingnormallyreflectstheimpactofthefailurewhenithitsdownstreamcustomers,butitis
possibletouseFMEAtolookattheimpactonyourownprocess.4. Severity,OccurrenceandDetectionratingsareonascaleof1to10(highnumber=highrisk).Thesearemultiplied
togethertogivethe“RiskPriorityNumber”(RPN).5. Currentcontrolsshouldbeidentifiedandmonitoredwithseverityratingincludingcustomerandreputationimpact.6. HighIndividualratingandhighRPNsshouldbetargetedforimprovement.7. Withthepossibleexceptionofhighercriticalprocesses,itisimportanttomaintainasenseofproportionwhen
developinganFMEA,sinceotherwiseitcanbecomeverytime-consuming.8. TheFMEAisalivingdocumentanditisvitaltoreviewandupdateitifprocessrisksaretobemanagedeffectively.
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Template:TWSGB16
FailureMode&EffectsAnalysis(FMEA)Process/Product:
FMEAteam: Responsibility: Accountability: Preparedby:
PROCESS# ProcessStep
OrProductFunction
PotentialFailureMode
PotentialEffect(s)
ofFailure SE
V(1-10) Potential
Cause(s)ofFailure
OCC
(1-10) CurrentProcess
Controls
DET(1
-10) RPN
PreventionofFailureCause
DetectionofFailureMode
RiskPriorityNumber
1
2
3
4
5
6
7
8
9
10
ACTIONS&RESULTS
# RecommendedCorrectiveActions
ResponsibilityandTargetCompletion
Date
ActionsTakenandActualCompletion
Date
SEV(1-10)
OCC
(1-10)
DET(1
-10) Revised
RPNRisk
PriorityNumber
1
2
3
4
5
6
7
8
9
10
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TWSGB17Dataanalysis&statisticalmethodsThesubjectareaforthisWorkSheetisto:identifydata-typesandselectanalysismethodsandtools.Assesstimeseriesdatastabilityandanalysemakingrelevantinsight.TheTargetKnowledgeSheetreferenceisTKSGB18Dataanalysis&statisticalmethodsthatwillgiveyouanoverviewofthesubject.AttributeData:Datathatcannotbefurtherbrokendownandifbrokendownwillnotmakeanysense.Datatypesthathaveafinitenumberofmeasurementsandarebasedoncounts.
Examples:à
• Numberofpeoplewhopassatest• Countoferrorsornumberoferrorsonabill• Numberofcallsofferedinaprocess• Numberofdefectsinasample• Numberofdaysinaweek• Countofcustomerswalkedinarestaurant
OrdinalDataThefirsttypeisdiscreteordinaldata.Asetofdataissaidtobeordinaliftheycanbeputitinanorder.Notethatordinaldatacanbecountedandsetinorderbutitcannotbemeasured.Forexample,Dataputinanorderfrom1stto5th.NominalDataThesecondtypeisdiscretenominalData.Thistypeofdataisdescriptive,andnotnumeric,withmorethantwocategories,forexample;names,phonenumbers,colours,typeofcar,capitalcitiesandstates.BinaryDataThethirdtypeisdiscretebinarydata.Thisisqualitativeorcategoricalinnatureandismadeupoftwoclassifications.Forexample,Yes/No,Pass/Fail,On/Off,Male/Female,Good/Badetc.
Continuous Attribute Quantitativedata Qualitative/Categorical/DiscreteMeasurement Units(example) Ordinal(example) Nominal(example) Binary(example)Timeofday House,minutes,Seconds 1,2,3etc N/A a.m./p.m.Date Month,day,year Jan,FebMaretc N/A Before/AfterCycleTime Hours,minutes,seconds,month,dayyear 10,20,30etc N/A Before/AfterSpeed Milesperhour/centimetrespersecond 10,20,30etc N/A Fast/SlowBrightness Lumens Light,medium,dark N/A On/OffTemperature DegreesCorF 10,20,30etc N/A Hot/Cold<Countdata> Numberofthings 10,20,30etc N/A Large/SmallTestscores Percent%numbe E,D,C,B,A N/A Pass/FailDefects N/A Numberofcracks N/A Good/BadDefects N/A N/A Oversized,missing Good/BadColour N/A N/A Red,Blue,Green N/ALocation N/A N/A East,West,South Domestic/InternationalGroups N/A N/A HR,Legal,IT Exempt/non-exemptAnything Percent(%) 10,20,30etc N/A Above/Below
ContinuousDataDatathatcanbefurtherbrokendown.ContinuousDatacantakeonanyvalueonacontinuousscalesuchastemperature,distance,cycletime,profitetc.Examples:
Examples:à
• Time(Hours,MinutesandSeconds)• Height(Feet,Inches,Fractionsofaninchsoon)• Temperature(DegreesCelsiusandFahrenheit)• Weight(Kg,Grametc.)• Money(PoundsSterling,Yens,Euros,andfractions
thereof)
ThinkabouttheUnitofMeasure,thenaskyourselfif“halfofthatthing”makessense.Iftheanswerisyes(meansifthatcanbebrokendown),thenthemeasureis“Continuous.”IftheanswerisNo,thenitis“Attibute”.
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Exercise:TWSGB17Dataanalysis&statisticalmethodsUsingthemeasurements,giveexamplesoftheUnitsofMeasureandexamplesoftheQuantitativedata,andQualitativeData,useN/Awhereyouthinkitisnotapplicable.
Continuous Attribute Quantitativedata Qualitative/Categorical/DiscreteMeasurement Units(example) Ordinal(example) Nominal(example) Binary(example)Timeofday
Date
CycleTime
Speed
Brightness
Temperature
<Countdata>
Testscores
Defects
Defects
Colour
Location
Groups
Anything
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TWSGB18BenchmarkingThesubjectareaforthisWorkSheetisto:conductstructuredbenchmarkingtosupporttargetsetting.Benchmarkingistheprocessofcomparingthecurrentproject,methods,orprocesseswiththebestpracticesandusingthisinformationtodriveimprovementofoverallcompanyperformance.Thestandardforcomparisonmaybecompetitorswithintheindustry,butisoftenfoundinunrelatedbusinesssegments.Inthosesituationswheretherearenoknownorrelatedprocessesavailable,acompanymayhavetoresorttoeitherreengineeringorrelatedtechniquestoimprovetheoperation,project,product,oractivityofconcern.AsimpleSWOTanalysiscanidentifyinternalweaknessandexternalthreatsaregoodsourcesforcompetitivebenchmarking.
WithoutBenchmarking WithBenchmarking
DefiningCustomerRequirements
• Basedonhistory/gutfeel• Actingonperception
• Basedonmarketreality• Actingonobjectiveevaluation
EstablishingEffectiveGoals
• Lackexternalfocus• Reactive• Laggingindustry
• Credible,customer-focused• Proactive• Industryleadership
DevelopingTrueMeasuresofProductivity
• Pursuingpetprojects• Strengthsandweaknesses
notunderstood
• Solvingrealproblems• Performanceoutputs
known,basedonbestinclass
BecomingCompetitive
• Internallyfocused• Evolutionarychange• Lowcommitment
• Understandthecompetition• Revolutionaryideas
withprovenperformance• Highcommitment
IndustryPractices• Notinventedhere• Fewsolutions• Continuousimprovement
• Proactivesearchforchange• Manyoptions• Breakthroughs
Somecompaniesattempttoachieveahigherperformancelevelthantheirbenchmarkpartner.Shownbelowisacomparisonbetweenatypicalandabreakthroughbenchmarkapproach.
TypesofBenchmarking• Internal:Comparisonsbetweenyourselfandsimilaroperationswithinyourownorganization.• Competitive:Comparisonsamongcompetitorsforaspecificproduct.• Functional:Comparisonstosimilarfunctionswithinthesameindustry.• Generic:Comparisonsofprocessesindependentofindustryoroverallfunctions.
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Template:TWSGB18BenchmarkingHavingcompletedthefollowingyoucanstarttoanalysistheperformance:
• Definewhatyouwanttobenchmark• Defineappropriatecomparators• Ensurethatyourcomparisonsarecomparable• Gatherdatainanindependentmannerandmakesureitisconsistent• Producecustomisedandmeaningfulreports
Examplesummary:
ProcessesKeyPerformanceIndicators
A B C D E F
SeniorExecutiveleadershipofqualifyefforts é é é é é é
Policydeployment ì ê é ê é ê
ChangeManagement í é é é ì =HighPerformanceworkorganisation í ê ê ê ê é
UseofCommonmeasurestoreinforcefocus é í í é ì =Explicitcommitmenttolearningandtraining í í é = ê ì
Corporateidentityandembeddedvalues é = í ê ê ì
é Significantlybetterthanthebenchmark ì Betterthanbenchmark
=Essentiallyequaltobenchmarkí Worsethanbenchmark
ê Significantlyworsethanbenchmark
ProcessesKeyPerformanceIndicators
A B C D E F
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TWSGB19MeasurementSystemThesubjectareaforthisWorkSheetisto:Plan,carryoutandassessresultsofameasurementsystemstudy.TheTargetKnowledgeSheetreferenceisTKSGB17MeasurementSystemsthatwillgiveyouanoverviewofthesubject.Thereare3commontypesofMeasurementSystemAnalysisstudies:
• DataValidation:UsedtocheckthevalidityofdatawhenitisnotpracticaltocompleteafullMSA,oftenusedintransactionalenvironments.
• GageRepeatability&Reproducibility(GageR&R):Usedtocheckmeasurementsystems,whichcapturevariabledata(nearlyalwayswithinamanufacturingenvironment).
• AttributeAgreementAnalysis:Usedtocheckmeasurementsystems,whichcaptureattributedata(suchasvisualinspectionorcategorisationoffaults).
DataValidation:Asaninitialstepindatacollectionplanningforameasurementsystemstudyisthepotentialrootcauses(X’s)oftheproblem,whichshouldbeidentified.Ifyoudon’tagreefactors‘upfront,’youmayhavetostartalloverlater.Ontheotherhand,seekingtoomanyfactorsmakesthedatamoredifficult&/ormorecostlytocollect.Measure Datatype:
Continuous/Attribute/Count
XorY
OperationalDefiniton Sampling
what how Where When(Duration)
Frequency(i.e.Daily)
HowMany Who DataFormRefNo.
Astatisticalmethodtoassesswhethervariabletypedataisconsistentlyobtainedbymultiplepeopleusingthesamegageormeasuringtoolmustbeidentifiedwhilstdatacollecting.Step1:Selectsamplepartsfromtheprocessthatrepresentitsentireoperatingrange.Numbereachpartdiscretelysothenumberisnotvisibletotheoperator.Step2:Considerusingatleast2ormoreoperatorsandatleast5samples,whereeachoperatormeasureseachsampleatleasttwice(allusingthesamedevice).Selectappraiserswhonormallyoperatetheinstruments.Step3:Enterdatapointintoastatisticalsoftwarepackage(Mostlyused–MiniTab)andrunthemeasurementstudybyusingmenucommand:StatàQualityToolsàGageStudyàGageR&RStep4:InterpretresultsasthisworksheetStep5:Confirmacceptanceoforconfirmactionstobetakentoimprovethemeasurementsystem.Step6:RecordresultsandplanforauditcheckofMSAin3,6,9monthstimetoensureon-goingacceptanceismaintained.
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GageRepeatability&Reproducibility(GageR&R):MeasureofSpreadvs.Precision
Commonlyreferredtoas‘EquipmentVariation’,or‘WithinSystemVariation’
Repeatabilityisthespreadofvaluesobtainedwhenseveralmeasurementsaremadebyoneappraiserusingonemeasuringdevicetomeasureonecharacteristicononepart.Reproducibilityisthevariationintheaveragesofvaluesobtainedbyseveraldifferentappraisersusingonemeasuringdevicetomeasureonecharacteristicononepart.Commonlyreferredtoas‘AppraiserVariation’or‘Between-Systems’AttributeAgreementAnalysis:Itisnotuncommonfordatatobecollectedinaninconsistentorill-definedway.Thismeansthattherecanbeariskthatwedrawinaccurateconclusionsfromourdataanalysisasaresultofhaving‘bad’data.Thereforebeforeyoucollectdata,orbeforeweuseexistingdata,weshouldalwayscheckthatthemeasurementsystemcanbetrusted.AttributegageR&R’sareconductedinthesamewaytothoseforcontinuousdata.Severaldifferentappraisersareaskedtodecidetheacceptabilityofseveraldifferentproducts,eachseveraldifferenttimes.
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Step1:Createsome‘good’and‘bad’units(e.g.recordedexamplesofdefectpartsorincorrectlycompletedforms)Step2:TraintheteamonhowtorecogniseagoodunitandabadunitStep3:GiveeachassessorasampleofunitstoassessindividuallyStep4:RecordtheirjudgmentStep5:ChangetheordertheyseetheunitsinandaskthemtoassessthesamesampleagainStep6:RecordthedataStep7:ComparetheresultstoassessrepeatabilityandreproducibilityoftheprocessStep8:Ifnecessarymakeimprovementstothesystembyimprovingthemeasurementproceduresandre-trainingtheappraisersifrequired.
Example:
FormNo. AppraisersA(1st) AppraisersB(2nd) AppraisersC(3rd)1stTime 2ndTime 1stTime 2ndTime 1stTime 2ndTime
1 Good Good Bad Good Good Good2 Good Good Good Bad Good Good3 Bad Bad Good Good Bad Bad4 Good Good Good Good Good Good5 Good Good Good Bad Good Good6 Good Good Bad Good Good GoodThetestshowsthatboththe1stand3rdappraisersREPEATEDtheirresultseachtime,butthe2ndappraiserfailedtoREPEATtheirresults.SointhiscasewehaveerrorfrombothREPEATABILITYandREPRODUCIBILITY.Somekeyquestionstoask:
• Howgoodisthemeasurementsystem?• Canwebeconfidentinanydatacollected?• Aredatacollectorsconsistent?• Aremeasurementstandardsclear?• Isimprovementnecessarybeforewestart-collectingdata?• Doweunderstandthesourcesofvariationaffectingourmeasurementsystem?
WhenassessingMeasurementSystemvariation:
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Template:TWSGB19DataCollectionPlanMeasure Datatype:
Continuous/Attribute/Count
XorY
OperationalDefiniton Sampling
what how Where When(Duration)
Frequency(i.e.Daily)
HowMany Who DataFormRefNo.
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Template:TWSGB19AttributeAgreementAnalysisFormNo.
AppraisersA(1st) AppraisersB(2nd) AppraisersC(3rd)1stTime 2ndTime 1stTime 2ndTime 1stTime 2ndTime
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TWSGB20Experimentation&optimisationThesubjectareaforthisWorkSheetisto:Plandesignedexperimentwithclearobjectives,andappropriatelevelsofMeasurementSystemsAnalysis,analyseexperimentdataandoptimise.TheTargetKnowledgeSheetreferenceisTKSGB14Experimentation&optimisationthatwillgiveyouanoverviewofthesubject.Adesignedexperimentisaseriesofruns,ortests,inwhichyoupurposefullymakechangestoinputvariablesatthesametimeandobservetheresponses.Inindustry,designedexperimentscanbeusedtosystematicallyinvestigatetheprocessorproductvariablesthataffectproductquality.ThemostcommonlyusedtermsintheDOEmethodologyinclude:controllableanduncontrollableinputfactors,responses,hypothesistesting,blocking,replicationandinteraction.Controllableinputfactors,orxfactors,arethoseinputparametersthatcanbemodifiedinanexperimentorprocess.Forexample,incookingrice,thesefactorsincludethequantityandqualityofthericeandthequantityofwaterusedforboiling.Uncontrollableinputfactorsarethoseparametersthatcannotbechanged.Intherice-cookingexample,thismaybethetemperatureinthekitchen.Thesefactorsneedtoberecognizedtounderstandhowtheymayaffecttheresponse.Responses,oroutputmeasures,aretheelementsoftheprocessoutcomethatgagethedesiredeffect.Inthecookingexample,thetasteandtextureofthericearetheresponses.Thecontrollableinputfactorscanbemodifiedtooptimizetheoutput.Therelationshipbetweenthefactorsandresponses
Hypothesistestinghelpsdeterminethesignificantfactorsusingstatisticalmethods.Therearetwopossibilitiesinahypothesisstatement:thenullandthealternative.Thenullhypothesisisvalidifthestatusquoistrue.Thealternativehypothesisistrueifthestatusquoisnotvalid.Testingisdoneatalevelofsignificance,whichisbasedonaprobability.Blockingandreplicationisanexperimentaltechniquetoavoidanyunwantedvariationsintheinputorexperimentalprocess.Forexample,anexperimentmaybeconductedwiththesameequipmenttoavoidanyequipmentvariations.Practitionersalsoreplicateexperiments,performingthesamecombinationrunmorethanonce,inordertogetanestimatefortheamountofrandomerrorthatcouldbepartoftheprocess.Interactionwhenanexperimenthasthreeormorevariables,aninteractionisasituationinwhichthesimultaneousinfluenceoftwovariablesonathirdisnotadditive.
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Example:TWSGB20DOE:DesignofExperimentsEntertheHighandLowlevelsforfactorA,BandC.NamesandLevelsarerecommendedbutnotrequired.
FactorName FactorLetter LowSetting HighSettingAccelerate A 45 90Boost B 6 10Cycle C 11 16
RuneachoftheeightcombinationsinrandomorderusingtheRunOdercolumn RunOrder Accelerate Boost Cycle AxB AxC BxC AxBxC Trail1 Trail2 Avg.
1 6 45 6 11 1 1 1 -1 17.9 17.6 17.752 8 45 6 16 1 -1 -1 1 20.3 20.2 20.253 1 45 10 11 -1 1 -1 1 15 14.8 14.94 4 45 10 16 -1 -1 1 -1 18 17.3 17.655 2 90 6 11 -1 -1 1 1 17.5 17.7 17.66 5 90 6 16 -1 1 -1 -1 21.5 20.9 21.27 3 90 10 11 1 -1 -1 -1 24.2 23.1 23.658 7 90 10 16 1 1 1 1 27.6 28.2 27.9
Collectatleastoneoutputmeasurementforeachoftheeightruns.Fivearerecommended(Only2areshownintheexample).
Reviewthebargraphtoidentifythefactorsorinteractionshavingthegreatesteffect.Iftheeffectofaninteractionisshowntobelarge,usetheinteractionplotstodeterminethebestsettingsthatwilloptimizetheoutput.Nowcomparethedetailedcalculationsforanyfactororinteractionbyusingthedatacaptured.
A x B Interaction
B Low B High
A Low
1 17.75 14.9
2 20.25 17.65
Avg 19 16.275
A High
1 17.6 23.65
2 21.2 27.9
Avg 19.4 25.775
19 19.4
16.275
25.775
0
5
10
15
20
25
30
A LO A HI
B LO
B HI
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Template:TWSGB20DOE:DesignofExperimentsEntertheHighandLowlevelsforfactorA,BandC.NamesandLevelsarerecommendedbutnotrequired.
FactorName FactorLetter LowSetting HighSetting
RuneachoftheeightcombinationsinrandomorderusingtheRunOdercolumn Run
OrderAccele-rate
Boost Cycle AxB AxC BxC AxBxC Trail1 Trail2 Trail3 Trail4 Trail5 Avg.
1
2
3
4
5
6
7
8
Collectatleastoneoutputmeasurementforeachoftheeightruns.Fivearerecommended.Createabargraphtoidentifythefactorsorinteractionshavingthegreatesteffect.Iftheeffectofaninteractionisshowntobelarge,usetheinteractionplotstodeterminethebestsettingsthatwilloptimisetheoutput.Thencomparethedetailedcalculationsforanyfactororinteractionbyusingthedatacaptured.
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TWSGB21CoachingThesubjectareaforthisworksheetisto:Observe,listen,usequestioning,providefeedbackandspotlearningopportunitiesAneffectivecoachissomeonewhocanhelpanindividual(Coachee)throughhisorherowncurrentcircumstancesthatcouldbeworkorpersonalrelated.Thecoachistheretohelpfocusonthehereandnowandnotthepastorintothedistantfuture.Thecoachwillbelievethatthecoacheehastheanswerswithinthemselvesandthattheyjustneedthecoachingprocesstohelpthemseethepaththeyneedtotake.Acoachisnotanexpert,justsomeonewhocanhelpanindividualtounlocktheirownpotentialortofindtheanswerstotheirownissuesThekeyskillforcoachingistoasktherightquestionstohelptheindividualworkthroughtheirownissues.Buildingrapport,goodeyecontactandhavingempathyandexcellentlisteningskillssupportsthisskillTobeasuccessfulcoachyouwillneedtouseHighQualityQuestionsthatstartwiththesesimplewords:
• What• How• When• Which
ItshouldbenotedthataqualitycoachwillneverusethewordWhyasthiscanshiftthefeelingsandatmosphereandisfocusedonthepast.Byusingthehigh-qualityquestions,youwillseethecoacheerelaxandbealotmoreopenwhenexploringtheircurrentpersonalissueorproblem.Duringthecoachingsessionyouwillalsowanttotakestructurednotesforthecoachee,arecordofyourconversation.ThiswillshowthecoacheethatyouhavelistenedanditisadocumentthatcanbehandedbacktothecoacheetohelpthemontheirjourneyAnyactionsagreedbythecoacheecanbecapturedonthedocumentandpassedtothecoacheeattheendofthesession.Asthecoachyoucanusethisdocumenttowrapupthesessionbyjustrunningthroughtheareasthatarekeytothisindividual’ssuccessandanyagreedactionsthattheywouldliketotake.Itwouldbeusefultoyoutostarttohaveathinkaboutthehigh-qualityquestionsyoumaywanttouseinasession.However,itshouldbenotedthatnotallsessionsgothesamewaysotheartistolistentothecoacheeandthenpickyourquestionsaccordingly
SomeHigh-QualityQuestionscouldbe:
• Whatdoyouwanttoachieve?• Whatextrathingsdoyouneedtobesuccessful?• Whatstopsyouatthistime
• Howwillyouknowyouhavebeensuccessful?• Howrealisticdoyouthinkthatwouldbe?• Howmanytimesdidthathappen?
• Whendoyouthinkyoucouldachievethat?• WhendiditcometolightandHowdiditmakeyoufeel?
• Whichofthoseoptionssuityoubest?• WhichcoursewouldhelpyouonyoujourneyandWhatothersupportdoyouneed?
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Whenyouusethequestioningtechniquesmentionedyoushouldalsobeusingyourobservationskilltocheckthatyouruseofquestioningishavingthedesiredeffectandtomakesurethecoacheeiscomfortable.Youmayneedtochangeyourquestionsifthecoacheeisgettinguncomfortable.Buildtherapportslowlyandgraduallyyoucanexploredeeper.Asacoachwehavetobeskilledatlisteningtoourcoachee.Thisisdonewithgoodeyecontactwheninconversationandgoodbodylanguagee.g.relaxedposture,noddingofheadwheninconversationtoshowyouhaveheardwhatissaid.Thetakingofnotesalsoshowsthis,howeverweshouldalwaystellthecoacheethatwewouldliketomakenotesthereasonsformakingthem.Wehavedifferentlevelsoflisteningandtheyareasfollows:
• Non-listening• Tellingmystory• Judgement(toagreeordisagree)• Applicationandtounderstand
OurroleistobeatthehigherleveloflisteningApplicationandtounderstand.LetsquicklyexploretheothersAcoachasanon-listenerwouldnotdemonstrategoodeyecontact,wouldnotmakenotesofthesession,wouldnotaskpertinentquestionslinkedtotheconversationandwouldpotentialdemonstrateabehaviourofnotcaringandnotwantingtobeinthissituationThecoachasTellingmyStorywouldbeonewhohooksontosomethingthecoacheesays(anexperienceorasituation)andstartstotellthecoacheetheexperiencethattheyhavehadonthis,howtheydealtwithit,andwhattheydid.Thisdoesnothelpthecoacheeandthesessionwillnotbesuccessfulwiththistypeoflistening.Thecoachwithjudgement(toagreeordisagree)isonewhogivestheirownopiniontothesituationthatthecoachesfindshimorherselfin.Wearenotacoachtoofferjudgementonthesituationthatthecoachesfindthemselvesin.Ifyouarecarefulandstructuredwithyourhigh-qualityquestionsthisleveloflisteningshouldnotappear.Whenwetrulylistenthenwecantaketheinformationgiven,thinkabouthowwemightdealwithit,orbeaffectedbyitifthishadhappenedtous(application)andthenaskhighqualityquestionstohelpthecoacheemoveforwardontheirownjourneyofunderstandinggivingthecoachthehighest-levelApplicationandtoUnderstand
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TemplateTWSGB21
QuestionsforcoachingPersonalnotes
What… Usethisspaceforyourhigh-qualityquestions
How…
When…
Which…
CoachingNotes Name: Date:Notesfromsession:
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TWSGB22Dataanalysis–StatisticalProcessControl(SPC) ThesubjectareaforthisWorkSheetis:Selectandapplyappropriatetoolsforongoingmonitoringandcontrol.Analyseandinterpretcontrolcharts.Acontrolchartisaspecialisedtypeofrunchartthatmonitorsandcontrolssomeaspectsofprocessperformanceovertime.Thiscanbeappliedtobothcontinuousandattributedata,usingsamplestakenfromtheprocessatregularintervals.Itwillhelpidentifyspecialcausevariationbyprovidinganoutofcontrolsignal,whichshouldtriggertheneedforanimprovementaction.Ithelpsto:
• Avoidunnecessaryprocessadjustmentswhenvariationisduetocommoncauses• Maintainstableprocessperformance• Quicklydetectabnormalvariation• Facilitatefurtherprocessimprovement• MaintainthegainsmadeandlinksintotheFMEAandcontrolplans.
Atypicalcontrolchartwithvaluesovertime
Controlchartwithonepointoutofcontrol(Specialcausevariation)
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Template:TWSGB22Dataanalysis–StatisticalProcessControl