ASQ.Actualtests.CSSBB.v2013-12-06.by.David€¦ · 07.12.2013 · Exam A QUESTION 1 SWOT is an...

ASQ.Actualtests.CSSBB.v2013-12-06.by.David.227q

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Exam Code: CSSBB

Exam Name: Six Sigma Black Belt Certification - CSSBB

Exam A

QUESTION 1SWOT is an acronym for:

A. strengths, weaknesses, opportunities, threatsB. statistics without tablesC. sensory Weibull ordinal toolsD. success wields optimal teams E. none of the above

Correct Answer: ASection: (none)Explanation

Explanation/Reference:Explanation:

QUESTION 2Perform a risk analysis to determine the expected profit or (loss) from a project which has four possibledisjoint outcomes: Outcome A shows a profit of $340,000 and has a probability of 0.25 Outcome B shows aprofit of $120,000 and has a probability of 0.40 Outcome C shows a loss of $40,000 and has a probability of0.10 Outcome D shows a profit of $100,000 and has a probability of 0.25

A. $130,000B. $520,000C. $154,000D. ($168,000)E. none of the above

Correct Answer: CSection: (none)Explanation


QUESTION 3The leader in the quality movement who recommended that organizations "eliminate numerical quotas forthe work force and numerical goals for management." :

A. JuranB. IshikawaC. CrosbyD. FeigenbaumE. TaguchiF. none of the above

Correct Answer: FSection: (none)Explanation


QUESTION 4The quality leader responsible for the term Total Quality Management (TQM):

A. JuranB. Ishikawa

C. CrosbyD. FeigenbaumE. TaguchiF. none of the above

Correct Answer: DSection: (none)Explanation


QUESTION 5The quality leader most associated with the concept of robustness:


A. JuranB. IshikawaC. CrosbyD. FeigenbaumE. TaguchiF. none of the above

Correct Answer: ESection: (none)Explanation


QUESTION 6The support for an important quality initiative was lacking in congress until Reagan's Secretary ofCommerce was killed in a horseback riding accident in 1987. That initiative was:

A. assigning National Institute for Standards and Technology (NIST) quality oversight dutiesB. "consensus of the House" proclamation for Deming's 14 pointsC. changing National Bureau of Standards to NIST.D. authorizing the American National Standards Institute (ANSI) to join with the International Standards

Organization (ISO) to promulgate standards.E. none of the above.



QUESTION 7A quality leader who did extensive work with Japanese industry is:

A. Juran

B. IshikawaC. DemingD. OhnoE. TaguchiF. all of the aboveG. none of the above



QUESTION 8In a series of linked processes and associated feedback loops the product or service flows ________ andthe information flows ________.

A. rapidly, slowerB. downstream, upstreamC. evenly, digitallyD. sooner, laterE. to the customer, from the supplierF. none of the above

Correct Answer: BSection: (none)Explanation

Explanation/Reference:

QUESTION 9Causes in a cause and effect diagram often include management, measurement systems, mother natureand the four standard causes:

A. man, material, methods, machinesB. man, manufacturing, methods, materialC. marketing, methods, material, machinesD. man, material, millennium, machinesE. none of the above



QUESTION 10The word "champion" in the context of Six Sigma projects refers to:

A. the team that has had the most impact on the bottom line.B. the person who has coordinated teams most effectivelyC. the individual who has outpaced all others in six sigma knowledgeD. none of the above

Correct Answer: D

Section: (none)Explanation


QUESTION 11George is an employee of Black, Inc. John is George's internal customer. Which statement is true?

A. John is employed by Black, Inc.B. John is employed by another company that supplies material to Black, Inc.C. John is employed by a company that purchases material from black, Inc.D. John is employed by another company that has a fiduciary agreement with Black, Inc.E. John is employed by another company as an internal auditor.



QUESTION 12A team has been asked to reduce the cycle time for a process. The team decides to collect baseline data. Itwill do this by:

A. seeking ideas for improvement from all stakeholdersB. researching cycle times for similar processes within the organizationC. obtaining accurate cycle times for the process as it currently runsD. benchmarking similar processes outside the organization



QUESTION 13Customer segmentation refers to:

A. dividing a particular customer into parts that are more easily understoodB. grouping customers by one or more criteriaC. maintaining secure customer listings to minimize communication among themD. eliminating or "cutting off" customers with poor credit history



QUESTION 14

This is an example of part of a:

A. QFD MatrixB. Activity Network DiagramC. Interrelationship DiagramD. Affinity Diagram



QUESTION 15Customer requirement #3 has a ______________ relationship with technical feature #3.

A. strongB. moderateC. weak



QUESTION 16There are 14 different defects that can occur on a completed time card. The payroll department collects328 cards and finds a total of 87 defects. DPU =

A. 87 ÷ 328B. 87 ÷ (328 × 14)C. 14 ÷ 87D. 87 ÷ 14E. 328 ÷ 87F. 87 × 1,000,000 ÷ (14 × 328)

Correct Answer: ASection: (none)

Explanation


QUESTION 17There are 14 different defects that can occur on a completed time card. The payroll department collects328 cards and finds a total of 87 defects. DPMO =:

A. 87 ÷ 328B. 87 ÷ (328 × 14)C. 14 ÷ 87D. 87 ÷ 14 × 1,000,000E. 328 ÷ 87F. 87 × 1,000,000 ÷ (14 × 328)



QUESTION 18A random sample of 2500 printed brochures is found to have a total of three ink splotches. The rate of inksplotches in PPM is:

A. 1,000,000 ÷ 2500 × 3B. 2500 ÷ 1,000,000 × 3C. 3 ÷ 2500 × 1,000,000D. 3 × 2500 ÷ 1,000,000



QUESTION 19If DPU = 0.022, the RTU is approximately:

A. 0.022B. 0.078C. 0.0022D. 0.98 E. 0.098E. 0.0098



QUESTION 20A project activity not on the critical path has required 20% longer than the time originally allocated.The project team should:

A. inform all concerned that the entire project will be delayed by 20%B. inform all concerned that the entire project will be delayed but by less than 20%C. study the effect this will have on other activities because the project may still be on schedule



QUESTION 21After a team has engaged in diversion activities they may need to employ a tool for conversion. Examplesof such a tool are: I. nominal group technique II. multivoting III. cause and effect diagram IV. activitynetwork diagram V. matrix diagrams

A. III and IVB. IV and VC. II and IIID. I and II



QUESTION 22A team studies a coil steel banding process and makes five changes resulting in productivity improvementsof 2%, 2.8%, 2.4%, 2% and 3% respectively. These improvements are best described by which approach toproblem solving?

A. 5SB. Poka yokeC. KaizenD. PDCAE. Re-engineering



QUESTION 23The operators of a manufacturing cell work out a more orderly arrangement for tool storage and establish aschedule to maintain cleanliness on a daily basis. These improvements are best described by whichapproach to problem solving?


Correct Answer: ASection: (none)

Explanation


QUESTION 24A quality engineer employed by a hospital is asked to improve the process of medication storage in lockedcabinets near patient doors. One defect that occurs rarely is that the medication caddy is left out when thecabinet is relocked. The engineer installs a gravity activated arm that will not permit the door to close whenthe caddy isn't inside. This improvement is best described by which approach to problem solving?




QUESTION 25A team is investigating ways to reduce power outages. They determine that an outage can occur in onlythree ways: grid failure, local transformer failure or local overload. They then investigate each of these threeevents for possible causes, etc. They draw a diagram that "fans out" using the power outage as the handleof the fan. These improvements are best described by which approach to problem solving?

A. Affinity diagramB. Inter-relationship digraphC. Tree diagramD. Process decision program chartE. Matrix diagram F. Prioritization matrixF. Activity network diagram



QUESTION 26A team's goal is to improve information flow in a payroll function. They make thirty-three Post-It® notes,each listing an issue for further investigation. After some discussion, they group them into four categories:mandated record keeping, privacy concerns, insurance concerns and transfer concerns. This groupingprocess is best described by which approach to problem solving?

A. Affinity diagramB. Inter-relationship digraphC. Tree diagramD. Process decision program chartE. Matrix diagramF. Prioritization matrixG. Activity network diagram

Correct Answer: A



QUESTION 27The team in the above problem draws arrows from Post-It® notes that are causes to notes that are theeffects of these causes. This step is best described by which approach to problem solving?




QUESTION 28A team working with a plant relocation is tasked with designing a process for moving 180 pieces ofequipment. Incoming orders may need to be filled during the move at either the old site or the new one.Transportation equipment availability is uncertain. Construction schedules at the new site is very weatherdependent. The team designs a chart that attempts to cover these and other contingencies with appropriatemeasures dealing with each. The tool best fitted for this task is:




QUESTION 29A management team lists nine goals across the top of a rectangle and 15 activity initiatives along the lefthand side of the rectangle. If one of the activities strongly supports one of the goals a circle is placed in thebox where that activity's row intersects the goal's column. If the activity's support is very strong a "bulls eye"is placed in the box and if the support is weak a triangle is used. This best describes which problem solvingtool?




QUESTION 30The management team in the above problem assigns each goal a numerical value designating itsimportance. The "bulls eyes," circles and triangles are replaced by the values 3, 2 and 1 respectively.Entries are made in each box by multiplying the 3, 2 or 1 by the goal value. The importance of each activityis calculated by adding the entries in its row.

A. Affinity diagramB. Inter-relationship digraphC. Tree diagramD. Process decision program chartE. Matrix diagramF. Prioritization matrix



QUESTION 31A project that lacks a clear definition of its scope and boundaries runs the risk of:

A. straying from the intended pathB. trying to solve unrelated problemsC. having difficulty in collecting baseline dataD. suffering morale problemsE. all the aboveF. none of the above



QUESTION 32The primary metric for a project is reduced cost for process A .A consequential metric could be:

A. reduced cycle timeB. reduced scrap rateC. reduced set-up timeD. all the aboveE. none of the above



QUESTION 33The primary metric for a project is reduced cost for process A . Baseline data might include:

A. current maintenance costsB. current selling price for the products or services output by process AC. current suggestions from stakeholders of process AD. all the aboveE. none of the above

Correct Answer: A



QUESTION 34According to the Central Limit Theorem:

A. the median and the mean have the same value in a symmetric distributionB. the mode of a normal distribution is also the meanC. the mean of an exponential distribution is smaller than the medianD. the mean, median and mode of a normal distribution all have the same valueE. none of the above



QUESTION 35The term "expected value" is closest to the term:

A. medianB. probabilistic modelC. meanD. Markov valueE. regressive value



QUESTION 36A random sample is selected from a population of measurements. The mean of the sample is not equal tothe mean of the population. This is due to:

A. Type I errorB. Type II errorC. sampling errorD. the population is not normalE. measurements were not exact



QUESTION 37A population of size 1,000,000 has mean 42 and standard deviation 6. Sixty random samples, each of size15 are selected. According to the Central Limit Theorem the distribution of the sixty sample means has amean of approximately:

A. 42B. 42/6C. 42/15D. 42/ 15E. none of the above



QUESTION 38A population of size 1,000,000 has mean 42 and standard deviation 6. Sixty random samples, each of size15 are selected. According to the Central Limit Theorem the distribution of the sixty sample means has astandard deviation of approximately:

A. 6B. 6/42C. 6/15D. 6/ 15E. none of the above



QUESTION 39A ____ from a sample is used to estimate a population _____. The two words that best fill these blanks are:

A. item, valueB. value, statisticC. statistic, parameterD. parameter, valueE. parameter, statistic



QUESTION 40Deming called the technique of studying a sample to gain understanding of the distribution of a populationan "enumerative study." His main objection to these studies was:

A. they are too difficult to perform correctlyB. they require extensive use of computersC. they assume a stable distributionD. random samples are expensive to obtainE. these studies have a high probability of Type II error

Correct Answer: C



QUESTION 41If the probability that an event will occur is 0.83, then the probability that the event will not occur is:

A. 0.17B. 0.07C. 0.6889D. 1.20E. 83%



QUESTION 42If the probability that event A occurs is 0.51, the probability that event B occurs is 0.64 and that probabilitythat both A and B occur is 0.23 then:

A. events A and B are complementaryB. events A and B are mutually exclusiveC. events A and B are supplementaryD. events A and B are not mutually exclusiveE. events A and B are statistically independent



QUESTION 43If the probability that event A occurs is .51, the probability that event B occurs is .64 and events A and B arestatistically independent then:

A. A and B are mutually exclusiveB. the probability that both A and B occur is 0.3264C. A and B can't both occurD. the probability that A occurs is 1-(probability that B occurs)E. A and B have different standard deviations



QUESTION 44A population is bimodal. One hundred samples of size 30 are randomly collected and the 100 samplemeans are calculated. The distribution of these sample means is:

A. bimodalB. approximately exponentialC. approximately PoissonD. approximately normalE. approximately uniform



QUESTION 45A population is bimodal with a variance of 5.77. One hundred samples of size 30 are randomly collectedand the 100 sample means are calculated. The standard deviation of these sample means isapproximately:

A. 5.77B. 2.40C. 1.05D. 0.44E. 0.19




QUESTION 46An automatic gaging system is to be installed in a process. The gage will insert data values into a data basefrom which machine adjustments will be made automatically. A critical factor in specifying the equipment is:

A. communication link between gage and computerB. compatibility of software in the gage and in the computerC. adequate manual over-ridesD. all of the above



QUESTION 47The median is a better choice than the mean for a measure of central tendency if the data:

A. is bimodal

B. often has outliersC. is normally distributedD. is exponentially distributed



QUESTION 48A team wants a technique for determining and displaying priorities based on frequency of various defecttypes. They should use:

A. written and diagrammed work instructionsB. flow charts and process mapsC. cause and effect diagramsD. Pareto chartE. relationship matrix



QUESTION 49A team wants a technique for improving consistency of assembly operations. They should use:




QUESTION 50A team wants a technique for doing an initial study of a process that not every team member is familiar with.They should use:




Explanation:

QUESTION 51A team wants a technique for displaying the connection between various customer needs and variousfeatures on a product. They should use:




QUESTION 52A team wants a technique for obtaining a large number of possible reasons for excess variation in adimension. They should use:




QUESTION 53The Central Limit Theorem states that the distribution of sample means approximates a normal distributionif:

A. the population is normally distributedB. the sample is normally distributedC. the sample is randomly selectedD. the sample size is sufficiently largeE. the means are carefully calculated



QUESTION 54Samples of size n=36 are randomly selected from a population with mean = 125 and variance 12. Find thevariance of the distribution of sample means.

A. .333B. .577

C. 2D. 3.464E. 12



QUESTION 55P(A) = .42, P(B) = .58, P(A&B) = .10 Find P(A or B).

A. .90B. 1.00C. .24D. none of the above



QUESTION 56P(A) = .42, P(B) = .58, P(A&B) = .10. Are A and B (statistically) independent?

A. yesB. no



QUESTION 57P(A) = .42, P(B) = .58 P(A&B) = .10. Are A and B mutually exclusive (or disjoint)?

A. yesB. no



QUESTION 58This table displays the inventory of fasteners in a storage cabinet. An item is selected at random from thefastener cabinet. Find the approximate probability it is a bolt.

A. 160B. .160C. .09D. .30E. none of the above



QUESTION 59This table displays the inventory of fasteners in a storage cabinet. An item is selected at random from thefastener cabinet. Find the approximate probability it is size 3/4.

A. .85B. .185C. .03D. .11E. none of the above



QUESTION 60This table displays the inventory of fasteners in a storage cabinet. A bolt is selected at random from thefastener cabinet. Find the approximate probability it is size 7/8.

A. 11B. .08C. .09D. .30E. none of the above



QUESTION 61

This table displays the inventory of fasteners in a storage cabinet. An item is selected at random from thefastener cabinet. Find the approximate probability it is larger than 1/2.




QUESTION 62

This table displays the inventory of fasteners in a storage cabinet. An item is selected at random from thefastener cabinet. Find the approximate probability it is a 1/2 inch bolt.




QUESTION 63A medicine with efficacy of .52 is given to five patients. Find the approximate probability that at least one ofthe patients is cured. (Hint: Use the binomial formula.)




QUESTION 64= 0.05 A sample of size 50 from machine A has a mean of 18.2 and standard deviation 3.1. A sample ofsize 40 from machine B has mean 17.6 and standard deviation 2.8. Do these data indicate that thepopulation for machine A has a larger mean? Assume the populations are normal.

A. yesB. no



QUESTION 65= 0.05 In problem 1, do the data indicate that the population for machine A has a larger standard deviation?

A. yesB. no



QUESTION 66= 0.05 The average weight of castings produced at the Nebraska foundry is 3.7 lbs. A new supplier fromKansas has submitted a batch of castings known to have normally distributed weights. A random sample of10 has an average weight of 3.6 lbs. and standard deviation 0.06 lbs. Do these data indicate that theKansas foundry produce lighter castings on average?

A. yesB. no



QUESTION 67= 0.05 A machine tool vender wants to sell an injection molding machine. The current machine produces3.2% defectives. A sample of 1100 from the vender 's machine has 2.9% defective. Do these numbersindicate that the proposed machine has a lower rate of defectives?

A. yesB. no



QUESTION 68

An engineer wants to try two hardening ovens to see whether they have different hardness scores. She cuts8 pieces of bar stock in half, putting half of each in oven A and the other half in oven B. The following dataare collected: Do the data indicate that the ovens have different average scores? Assume differences arenormally distributed.

A. yesB. no



QUESTION 69When comparing two vendors' machines it is found that a sample of 1000 parts from machine A has 23defectives and a sample of 1300 parts from machine B has 36 defectives. Do the data indicate thatmachine B has a higher rate of defectives?

A. yesB. noC. all of the above



QUESTION 70The Toronto plant produces appliances in the following distribution: Type A 23% Type B 42% Type C 35%A random sample of 300 appliances from the Texas plant has the following distribution:Type A 73 Type B 111 Type C 116 Is the distribution of appliances at the Texas plant the same as that atthe Toronto plant?

A. yesB. no



QUESTION 71SCENARIO A Six Sigma team is measuring the moisture content of corn starch as it leaves the conveyer

belt of a dryer. They collect one sample four cups of starch at times indicated in the chart at fixed locationslabeled A, B, C, and D across the end of the belt. See the diagram below.

The data for a nine hour period are:

Which type of variation dominates? (Hint: Plot the points on the graph above.)

A. within sampleB. sample to sample within the hourC. hour to hourD. none of the above



QUESTION 72SCENARIO A Six Sigma team is measuring the moisture content of corn starch as it leaves the conveyerbelt of a dryer. They collect one sample four cups of starch at times indicated in the chart at fixed locationslabeled A, B, C, and D across the end of the belt. See the diagram below.

After some work on the dryer, additional data are collected which when plotted looks like this:

Which type of variation dominates?





After some more work on the dryer, additional data are collected which when plotted looks like this:

Which type of variation dominates?





Find the equation of the regression line for these sample data points: (1, 7) (3, 3) ( 3, 2) (5, 1)

A. y = 10.8 2.9xB. y = 12.9 + 5.2xC. y = 16 3.7xD. y = 8.75 2xE. y = 22.6 4.8x




Find the sample linear correlation coefficient and the sample coefficient of determination for the data inproblem VI.11.

A. 0.83, 0.69B. 0.49, 0.24C. 0.74, 0.55D. 0.33, 0.11



QUESTION 76A pharmaceutical manufacturer is designing an experiment to test four different capsule ingredientsdesigned to reduce dissolution time. Each ingredient will be tested at 10 milligrams and 40 milligrams. A fullfactorial design is used with five replications per run. The number of levels, factors and runs is, respectively:

A. 2, 4, 16B. 4, 5, 8C. 10, 4, 40D. 2, 20, 16



QUESTION 77(Refer to the previous problem) The variance of the five replications for each run is calculated. Most ofthese variances are approximately equal but two are significantly lower than the others. The experimenterswould be especially interested in those two runs if they want to optimize:

A. dissolution timeB. interactionsC. main effectsD. robustnessE. degrees of freedom



QUESTION 78(Refer to the previous problem) To estimate the within treatment variance the experimenters wouldcalculate the variances of:

A. all 80 readingsB. the five replications for each runC. the runs for which a factor is at its lowest level



QUESTION 79An experiment has seven factors with two levels each. The experiment has eight runs. This experimentaldesign is called:

A. full factorial designB. half fractional factorial designC. interactionD. none of the above



QUESTION 80The principle disadvantage of fractional factorial experiments is that:

A. experimental error is highB. robustness is compromisedC. effects are confoundedD. measurements are less preciseE. analysis is more difficult



Explanation:


QUESTION 81In a resolution III fractional factorial experimental design, main effects are confounded with:

A. one factor interactionsB. two factor and higher interactionsC. three factor and higher interactionsD. no other effects



QUESTION 82A stable, normally distributed process with specification 3.50 .03 has = 3.51 and = .016. What percent ofthe production violates specification?

A. 16.43%B. 12.62%C. 18.58%D. 11.18%



QUESTION 83Find Cp and Cpk.

A. 1.21 and .85B. .85 and 1.21C. .35 and .63D. .63 and .42E. none of the above



QUESTION 84The following data were collected on the diameters of turned shafts: 2.506 2.508 2.505 2.505. These valuesare: I. Attribute data II. Discrete data III. Variables data IV. Continuous data

A. I and II A stable, normally distributed process with specification 3.50 .03 has = = .016. What percent ofthe production violates specification?

B. I onlyC. II onlyD. I and IVE. III and IV



QUESTION 85Calculate the main effect of factor A (i. e. A+ A ).

A. 46B. 129C. 83D. 46E. none of the above



QUESTION 86

Intuitively, which factor A or B seems most likely to be significant?

A. AB. BC. CD. neitherE. both about equally significant



QUESTION 87The preferred method for determining statistically whether factor A or B is significant requires whatadditional information?

A. value of noise factorsB. values of responses in replicate runsC. number of repetitionsD. ambient conditions during the experimentE. blocking pattern



QUESTION 88Calculate the interaction effect

A. 1.5B. 205C. 5D. 17E. 17



QUESTION 89

This experimental design is an example of:

A. full factorialB. half fractional factorialC. fractional factorialD. ANOVA design



QUESTION 90Is it safe to assume that the interaction effects are negligible?

A. yesB. noC. probably



QUESTION 91A higher resolution number for an experimental design indicates that:

A. results are more clearB. confounding between main effects and interaction effects are less likely to be significantC. a higher number of replications have been used

D. all factors have been tested at all levelsE. the design is more balanced



QUESTION 92Find the value of (1) in the ANOVA table. Assume:

A. 16.4B. 3.2C. 18.6D. 23.2E. 4.54F. 12.2G. 0.525H. 2.82I. 1.48J. 35.4K. 0.10

A. 16.4B. 3.2C. 18.6D. 23.2E. 4.54F. 12.2G. 0.525H. 2.82I. 1.48J. 35.4K. 0.10

A. Choices Not available (but this Question Answer E)



QUESTION 103Find the value of (12) in the ANOVA table. Assume:

A. 16.4B. 3.2C. 18.6D. 23.2E. 4.54F. 12.2G. 0.525H. 2.82I. 1.48J. 35.4

K. 0.10

QUESTION 105A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 samplemeans is 12.62. The mean of the 50 ranges is 0.18. Find the control limits for the xbar chart.

A. 12.55 and 12.69B. 12.11 and 13.13C. 12.54 and 12.70D. none of the above


Explanation/Reference:Explanation: This formula is using control limit for the x bar chart

= 12.62 + (0.373)(0.18)= 12.62 + 0.06714= 12.69

=12.62 (0.373)(0.18)=12.62 0.06714= 12.55UCL is 12.69 and LCL is 12.55

QUESTION 106A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 samplemeans is 12.62. The mean of the 50 ranges is 0.18.Find control limits for the R chart.

A. 0.10 and 0.25B. none and 0.33C. 0.02 and 0.33D. none of the above


Explanation/Reference:Explanation: The formula required to calculate control limits for the R chart are as follows:

= 1.864 x 0.18 = 0.33

= 0.1111 x 0.18 = 0.02

QUESTION 107A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 samplemeans is 12.62. The mean of the 50 ranges is 0.18.Find the control limits for a median chart.




QUESTION 108A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 samplemeans is 12.62. The mean of the 50 ranges is 0.18.A customer requires that SPC charts be done on theirforms which have spaces for only 5 readings per sample. In preparation for calculating the new controllimits the following question is asked, "Will the new average range be larger or smaller than the currentaverage range?". The answer is:

A. yesB. noC. maybeD. smallerE. largerF. same sizeG. none of the above



QUESTION 109A set of data from a process has 8 readings per sample and 50 samples. The mean of the 50 samplemeans is 12.62. The mean of the 50 ranges is 0.18.A customer requires that SPC charts be done on theirforms which have spaces for only 5 readings per sample. What should be the UCL and LCL for tbe newaverages chart?




QUESTION 110The following is a set of individual measurements:

3 5 4 5 6 3 4 3 2 4 5 6 5 7 6 4 5 5 8 7 6 6 7 7 4

Find the control limits for the individuals chart.

A. .7 and 11.2B. 1.6 and 8.6C. 2.7 and 7.5D. none of the above



QUESTION 111The following is a set of individual measurements:

3 5 4 5 6 3 4 3 2 4 5 6 5 7 6 4 5 5 8 7 6 6 7 7 4

Find the control limits for the range chart.

A. none and 4.2B. none and 5.1C. 0.2 and 1.5D. none of the above



QUESTION 112A process using a p-chart has pbar = 0.076 and nbar = 4.86. Find the control limits.

A. 0.069 and 0.083B. 0.072 and 0.080C. 0.040 and 0.112D. 0.0756 and 0.0764E. none of the above



QUESTION 113A process shows the following number of defects. Each sample size for this process is

85. 3 8 2 7 7 6 8 8 9 5

What control chart should be used?

A. x-bar and RB. medianC. individual and moving rangeD. pE. npF. cG. uH. none of the above



QUESTION 114A process shows the following number of defects. Each sample size for this process is 85. 3 8 2 7 7 6 8 8 95 Find the control limits.

A. none and 13.8B. 12.6 and 25.2C. none and 25.2D. none of the above



QUESTION 115A process shows the following number of defectives. Each sample size for this process is

85.3 8 2 7 7 6 8 8 9 5

What control chart should be used?

A. x-bar and RB. medianC. individual and moving rangeD. pE. npF. cG. uH. none of the above



QUESTION 116A process shows the following number of defectives. Each sample size for this process is

85.3 8 2 7 7 6 8 8 9 5

Find the control limits.

A. none and 13.5B. 12.6 and 25.2C. none and 25.2D. none of the above



QUESTION 117An x-bar and R chart has four part measurements per sample The control limits on the averages chart are2.996 and 3.256. Assume the process data form a normal distribution.What is the probability that the nextplotted point falls outside the control limits?

A. 0.00135B. 0.0027C. 0.0054D. none of the above



QUESTION 118An x-bar and R chart has four part measurements per sample The control limits on the averages chart are2.996 and 3.256. Assume the process data form a normal distribution. What is the probability that the nextpart measurement falls outside the control limits?

A. 0.00135B. 0.0027

C. 0.0681D. 0.1362E. 0.2724F. none of the above



QUESTION 119An assembly line has 3 × 3 squares painted behind each person. Signs indicate the parts and quantitiesthat should be placed there. This is an example of:

A. visual factoryB. kanbanC. poka-yokeD. standard workE. set up time reduction (SMED)



QUESTION 120When Tricia empties a box of capacitors she places it at a designated spot on her work table. Sam noticesthe empty box and brings a full box of capacitors from the stock room. This is an exampleof:




QUESTION 121A meeting is called for all three shifts to determine the settings to be used on machine #45. This is anexample of:


Correct Answer: DSection: (none)

Explanation


QUESTION 122There have been some instances in which 1.5 inch sheet metal screws are used where 1.25 inch shouldhave been used. This produces a critical defect. The decision is made to have all 1.25 inch screws have asquare reduced head and all 1.5 inch screws be Phillips. This is an example of:




QUESTION 123This QFD matrix was used in the design process for a ball point pen. What symbol is appropriate for thesquare labeled 1?

A.B.C.D. none of the above



Explanation:



Explanation:





QUESTION 139A helpful time to use a Quality Function Deployment matrix is:

A. while planning for a new or redesigned processB. while planning for new or redesigned partsC. while planning for a new or redesigned productD. all of the above E. none of the above



QUESTION 140"Robust design" refers to the ability of the product or service:

A. to function the same in different conditionsB. to remain strongC. to last a long timeD. to have a high reliability



QUESTION 141The overall tolerance for three components in series in an electrical circuit Is+ 10 . Assuming normal,stable, capable processes produce the components, use stack tolerance techniques to find a set oftolerances for the three components.

A. 3, 3 and 4 respectivelyB. 7, 7 and 6 respectivelyC. 8, 8 and 8 respectivelyD. 10, 10 and 14 respectively



QUESTION 142For a line in an FMEA form a team has established the following: Cost: $82 Severity: 7 Occurrence: 9Detection: 4 Target date: 7 days What should the risk priority number (RPN) be for this line:

A. 144,648B. 252 C. 1764C. 63D. none of the above



QUESTION 143If item A is more likely to be detected than item B which will have the highest Severity value?

A. item A

B. item BC. cannot be determined



QUESTION 144If item A is more likely to be detected than item B which will have the highest Occurrence value?

A. item AB. item BC. cannot be determined



QUESTION 145If item A is more likely to be detected than item B which will have the highest Detection value?

A. item AB. item BC. cannot be determined



QUESTION 146The formula for reliability during constant failure rate conditions is: Use this formula to find the reliability of aproduct at 800 hours if MTBF = 600 hours.

A. 0.87B. 0.78C. 0.37D. 0.26E. none of the above



Explanation:

QUESTION 147Use the reliability formula from the previous problem to find the reliability at MTBF.

A. 0.94

B. 0.78C. 0.37D. 0.26 E. none of the above



QUESTION 148At a particular time, three components are in series and each has a reliability of 0.98. What is the reliabilityof the system?




QUESTION 149At a particular time, three components are in parallel and each has a reliability of 0.98. What is the reliabilityof the system?




QUESTION 150One of the approaches used by TRIZ is referred to as "removing the contradiction." A project team is askedto determine how many coats of paint should be applied to a panel. In this case the contradiction is:

A. additional coats cost money but give a better finishB. the customer wants an excellent finish at a low costC. the company wants to reduce costs but have an excellent finish



Explanation:

QUESTION 151An approach that would remove the contradiction identified in x.28 would be:

A. find an inexpensive way to apply multiple coatsB. find an inexpensive material that will provide an excellent finish with one coat.C. all of the aboveD. none of the above



QUESTION 152Which value of x will minimize transmitted noise?

A. X1B. X2C. X3D. X4



QUESTION 153A frequent cause of system sub optimization is:

A. optimizing individual processes

B. failing to draw a system flow chartC. using data with outliersD. failing to consider the normal distribution



QUESTION 154Dr. W. Edwards Deming:

A. lectured in Japan after World War IIB. was an author of several books in the USC. lectured widely in the USD. is considered an expert in the quality fieldE. all of the aboveF. none of the above



QUESTION 155Successful Six Sigma projects always:

A. use designed experimentsB. impact the bottom line of the enterpriseC. are completed in a short time frameD. all of the above E. none of the above



QUESTION 156Proposed Six Sigma projects that are not in some way linked to organizational goals:

A. will typically be short termB. use statistical inferenceC. have a high risk of failureD. should not be approved E. none of the above



QUESTION 157

Dr. Joseph M. Juran:

A. lectured in Japan after World War IIB. was an author of several books in the USC. lectured widely in the USD. is considered an expert is the quality fieldE. all of the aboveF. none of the above



QUESTION 158A project whose definition does not include performance metrics:

A. will typically be short termB. use statistical inferenceC. have a high risk of failureD. should not be approvedE. none of the above



QUESTION 159An important step in determining the VOC is:

A. establish viable or comprehensive process feedback loopsB. ascertain the principles that are values of the corporationC. identify the customerD. measure the virtual operating continuum potentialE. all of the aboveF. none of the above



QUESTION 160Quality Function Deployment is a tool to aid in:

A. analyzing non-paired dataB. determining if quality procedures being followed on the shop floorC. ascertaining which processes are functioning correctly D. linking customer requirements to product features E. all of the above F. none of the above

Correct Answer: D



QUESTION 161A process produced 1394 units. During this time 11 defects were detected. The Rolled Throughput Yield( RTU) is approximately:

A. 0.992B. 7.89C. 0.00789D. 1.008E. all of the aboveF. none of the above



QUESTION 162The distribution is:

A. symmetricB. left skewedC. right skewedD. normalE. uniform



QUESTION 163The mean of a Poisson distribution is 2.94. It's variance is:

A. Not enough information is givenB. 1.71C. 8.64D. 74.7E. 1.31


Explanation/Reference:Explanation: The correct answer is C because the mean of poisson distribution is 2.94, hence the variancewould be 8.64U =variance = 2

QUESTION 164Calculate the estimated variance of the population from which the following values have been randomlyselected: 2.8 2.7 2.6 2.9 2.8 2.8 2.8:

A. .095B. .009C. .088D. .008


Explanation/Reference:Explanation: The variance formula will be used for calculating the estimated variance of the given data. Theformula is:N = 7

= 2.77

(x-

)2

QUESTION 165An advantage of using standard deviation rather than range for measuring dispersion of a large sample isthat:

A. standard deviation has a simpler formulaB. calculators have a standard deviation key but not a range keyC. standard deviation uses information from each measurementD. range calculations are not normally distributed



QUESTION 166Data are collected in xy pairs and a scatter diagram shows the points are grouped very close to a straightline that tips down on its right hand end. A reasonable value for the coefficient of correlation is:

A. .8B. 0C. .9D. 1E. 1.3F. 1.8



QUESTION 167The mean, median and mode of a distribution have the same value. What can be said about thedistribution:

A. it is exponentialB. it is normalC. it is uniformD. none of the above



QUESTION 168Approximately what percent of the data values are smaller than the mean?

A. 25%B. 50%C. 75%D. it varies from 0% and 99+% inclusive



QUESTION 169A normal probability plot is used to:

A. determine whether the distribution is normalB. plot z valuesC. determine process capabilityD. find percent out of specification



QUESTION 170As opposed to earlier emphases lean manufacturing tends to stress:

A. making value added activities more efficientB. eliminating, simplifying or reducing non-value added activities



QUESTION 171Work performed by the payroll department is considered value added activity.

A. trueB. false



QUESTION 172In the theory of constraints the "subordinate" step refers to:

A. a listing of sub-processesB. reducing the rate for some processesC. the portion of the process flow chart that depends on the main flowD. the less important product or service streamE. none of the above



QUESTION 173A team wants a technique for displaying the connection between various customer needs and variousfeatures on a product. They should use:




QUESTION 174A team wants a technique for obtaining a large number of possible reasons for excess variation in adimension. They should use:




QUESTION 175This will be a:

A. left-tail testB. right-tail testC. two-tail test



QUESTION 176The critical value(s) is/are:

A. 1.645B. 1.96C. 1.645D. 1.96



QUESTION 177The test statistic is approximately:

A. 4.79B. 6.71C. 2.08D. 5.44



QUESTION 178The null hypothsis should be:

A. rejectedB. not rejectedC. accepted

Correct Answer: A



QUESTION 179The word takt is closest to the theory of constraints word:

A. drumB. bufferC. ropeD. constraint



QUESTION 180The team development stage characterized by expression of individual opinions and ideas often withoutregard for team objectives is known as:

A. performingB. normingC. conflictingD. stormingE. brainstorming



QUESTION 181Nominal Group Technique is used to:

A. help a group reach consensusB. generate a group on new ideasC. provide a consistent stable group leadershipD. provide a name for the group



QUESTION 182A Six Sigma project designed to solve a particular problem needs a definition/scope statement to helpavoid:

A. going beyond the problem into other problemsB. failing to cover the entire problem

C. misunderstanding and disagreement between team members regarding problem boundariesD. all of the aboveE. none of the above



QUESTION 183An example of a project metric would be:

A. the decrease in defect occurrenceB. the decrease in product costC. the decrease in cycle timeD. all the above



QUESTION 184SMED is an acronym for activity that:

A. involves housekeeping in the work areaB. makes mistakes of a certain type impossibleC. emphasizes the pull of the customerD. reduces set up timeE. none of the aboveF. all of the above



QUESTION 185A correct statement about the relationship between the terms parameter and statistic is:

A. a population statistic is more accurate than a parameterB. a sample parameter is used to estimate a statisticC. a sample statistic is used to estimate a population parameterD. standard deviation calculations requires both statistics and parameters



QUESTION 186

A and B are events. P(A) = 0.80 and P(B) = 0.90.

A. events A and B are disjoint or mutually exclusiveB. events A and B are not disjoint or mutually exclusive C. P(A and B) = 0 D. P(A and B) = 1.7



QUESTION 187Find the mean, median and mode of the following data set:

9, 11, 12, 12, 14, 18, 18, 18, 20, 23:

A. 15.5, 18, 18B. 15, 14, 18C. 14, 16, 18D. 15, 12, 18E. 15.5, 16, 18



QUESTION 188The diameters of 50 randomly selected shafts have a mean of 1.525 and standard deviation of 0.006. Findthe 95% lower confidence limit for the population mean.

A. 1.523B. 1.524C. 1.525D. 1.526E. 1.527


Explanation/Reference:Explanation: n = 50

mean = 1.525Standard deviation = 0.00695% confidence interval = 1.96

-z/2 /n1.525-1.96(0.006/50)1.525-0.00166=1.523

QUESTION 189In a certain sampling situation, = 0, = 0.08. The power of the sampling plan in this case is:

A. 0B. 0.08C. 1.00D. 0.92


Explanation/Reference:Explanation: The formula for power of sampling plan is (1-) = 1-0.08 = 0.92

QUESTION 190A newspaper article describes a high positive correlation between obesity and orange juice consumptionamong six-year-olds. Parents who restrict the use of orange juice for their children have:

A. made a type I errorB. made a type II errorC. misunderstood margin of errorD. confused correlation with causation



QUESTION 191A principle advantage of fractional factorial experimental designs is:

A. reduced costB. improved accuracyC. increased confoundingD. higher confidence levelE. reduced probability of type II errors



QUESTION 192A principle disadvantage of fractional factorial experimental designs is:


A. reduced costB. improved accuracyC. confounding of effectsD. higher confidence level

E. reduced probability of type II errors



QUESTION 193In an experimental design context, replication refers to:

A. duplicating experimental results at another locationB. repeating a test with the same factor levelsC. obtaining the same or similar results from different factorsD. repeating an experiment but using at least one different factor level



QUESTION 194Find the upper control limit for a range chart if n = 4 and the average range is 2.282.

A. 2.282B. 4.564C. 5.208D. 3.423


Explanation/Reference:Explanation: The following formula is for calculating upper control limit for a range chart n = 4

= 2.282 x 2.282 = 5.208Use the following constants (D4) in the computation

QUESTION 195An x-bar control chart has been established with control limits of 3.245 and 3.257, n = 5. An engineer

collects the following sample and plots the average on the control chart: 3.257, 3,256, 3.258, 3.259

A. the process is out of controlB. the process is not out of controlC. the engineer misused the control chartD. the control limits are incorrect



QUESTION 196TRIZ is an acronym which refers to:

A. a set of problem solving toolsB. an organization of quality professionalsC. an experiment using transitional resultsD. a Russian general responsible for creative thinking



QUESTION 197A robust design is one which:

A. has high reliabilityB. has low maintenance frequencyC. is simple to manufactureD. is resistant to varying environmental conditions



QUESTION 198A team has completed a brainstorming session that has generated a large number of ideas. The teamneeds to organize these ideas in natural groupings. Which tool is most appropriate?

A. matrix diagramB. cause and effect diagramC. process decision program chartD. affinity diagramE. activity network diagramF. tree diagramG. prioritization matrixH. matrix diagramI. interrelationship digraph



QUESTION 199A team has been asked to reduce the occurrence of a particular defect. They begin by brainstorming allpossible causes using a:

A. matrix diagramB. cause and effect diagramC. process decision program chartD. affinity diagram E. activity network diagramE. tree diagramF. prioritization matrixG. matrix diagramH. interrelationship digraph



QUESTION 200A team wants to make a schedule for a project showing which tasks must be done sequentially and whichmay be done simultaneously. Which tool is most appropriate?

A. matrix diagramB. cause and effect diagramC. process decision program chartD. affinity diagramE. activity network diagramF. tree diagramG. prioritization matrixH. matrix diagramI. interrelationship digraph



QUESTION 201A complex system has many causes and effects. These may be illustrated on which of the following:

A. matrix diagramB. cause and effect diagramC. process decision program chartD. affinity diagramE. activity network diagramF. tree diagram

G. prioritization matrixH. matrix diagramI. interrelationship digraph



Explanation:

QUESTION 202An experiment is conducted by checking the effect that three different pressures have on the surfaceappearance of a product. Ten items are produced at each of the three pressures. The number ofreplications, factors and levels are:

A. 10, 3, 2B. 10, 2, 3C. 2, 3, 3D. 10, 1, 3E. 10, 3, 1



QUESTION 203An full factorial experiment has three factors. Each factor has three levels. The number of testcombinations or runs is:

A. 9B. 6C. 27D. 36E. 33



QUESTION 204What percent of population falls below the lower specification limits?

A. 9.18%B. 22.66%C. 6.68 %D. 1.83%



Explanation:

QUESTION 205Find Cp

A. 2.00B. 0.56C. 1.33D. 0.44



QUESTION 206Find Cpk

A. 2.00B. 0.56C. 1.33D. 0.44



QUESTION 207Find the value of m or b1:

A. 0.25B. 0.63C. 0.75D. 1.22



QUESTION 208Find the value of b or b0:

A. 3.33B. 3.33C. 4.08D. 4.08E. 1.24F. 1.24



QUESTION 209Calculate the main effect of factor A:



Explanation/Reference:Explanation: A factorial experiment can be analyzed using ANOVA or regression analysis[ citation needed].It is relatively easy to estimate the main effect for a factor. To compute the main effect of a factor "A",subtract the average response of all experimental runs for which A was at its low (or first) level from theaverage response of all experimental runs for which A was at its high (or second) level.

QUESTION 210Calculate the interaction effect:


F. Answer Pending



QUESTION 211If it is desirable to maximize the response R, the following levels should be used:

A. A+ and B+B. A+ and BC. A and B+D. A and BE. none of the above



QUESTION 212

A control chart will be used to monitor the number of scratches on a product. The following data have beencollected: The appropriate control chart to use is:

A. x-bar and RB. medianC. individual and moving rangeD. pE. npF. u G. c



QUESTION 213The temperature in a storage location is logged once every 30 minutes. The control chart that is appropriatefor displaying these values is:

A. x-bar and RB. medianC. individual and moving rangeD. p

E. npF. uG. c



QUESTION 214A control chart is to be used to display the number of non-conducting diodes. Each point on the chartrepresent the number of bad diodes in a box of 1000. The appropriate control chart to use is:

A. x-bar and RB. medianC. individual and moving rangeD. pE. npF. uG. c



QUESTION 215Find the average difference dbar.

A. 0.2875B. 0.3502C. 0.2714D. 0.2295



QUESTION 216Find sd:

A. 0.2875B. 0.3502C. 0.2714D. 0.2295



QUESTION 217Is this a left-tail, right-tail or two-tail test?

A. noB. left-tailC. right-tailD. two-tail



QUESTION 218If = 0.5, what is the critical value?

A. 2.365B. 2.306C. 1.860D. 1.895


Explanation/Reference:Explanation:See the F distribution critical values for P=0.05. The table is not available online.

QUESTION 219What is the value of the test statistic?


Correct Answer: ESection: (none)

Explanation

Explanation/Reference:Explanation: As per reference to the given table in the URL, the 0.05 at 6 is 2.447. Hence none of theanswers are correct.Reference: http://www.medcalc.org/manual/t-distribution.php

QUESTION 220If the value of the test statistic had been 0.185, what action should have been taken regarding the nullhypothesis?

A. rejectedB. acceptedC. none of the aboveD. all of the above



QUESTION 221If the value of the test statistic had been 7.03, what action should have been taken regarding the nullhypothesis?

A. rejectedB. acceptedC. not rejectedD. none of the above



QUESTION 222This experimental design is:

A. full factorialB. half factorialC. quarter factorialD. none of the above



QUESTION 223The number of factors, levels and replications:

A. 3, 3, 3B. 2, 3, 2

C. 3, 2, 2,D. 3, 2, 3E. 2, 2, 2F. none of the above



QUESTION 224An indication of the experimental error is available because the design has:

A. multiple replicationsB. multiple levelsC. multiple factors



QUESTION 225The average number of defects is 21.6. Find the upper control limit for the c-chart.




QUESTION 226An x-bar and R chart is used to monitor a process. One week ago a new type of raw material wasintroduced and since that time 60 points have been plotted on the xbar chart and all are in the middle thirdof the chart. The corresponding 60 points on the R chart are all below the average range. This indicatesthat:


A. the operator has been plotting the points incorrectlyB. it is time to recalibrate the gage usedC. it is time to recalculate the control limits

D. the material manager should be asked to go back to the previous raw material so the charts will moreaccurately reflect the process



QUESTION 227Here is a partial ANOVA table. Use = 0.05. The values of x, y and z should be:

A. 200, 20, 3.22B. 12, 1.2, 4.06C. 200, 20, 4.06D. none of the above


Explanation/Reference:Explanation:The formula is as followsMS = SS/dF = 1200/6 = 200For the reference, see the table to derive Fstatistic and Fcritical http://www.sussex.ac.uk/Users/grahamh/RM1web/F-ratio%20table%202005.pdf

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