March 18, 2015

ENGR B47Lecture#11

Introduction to Engineering and Design

Spreadsheets (MS Excel) for Charts and Graphs

Personal Assessment Assignment

• Due by March 20 @ noon• Details in handout• Note: length is “as long as it has to be to

cover the material” Don’t write 4 pp arbitrarily and come to dead stop Make sure you’ve covered everything you’re

supposed to

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Review

Today’s Agenda

• Update on 3D-printing of tops• Change in plans: stay in SE-45

Excel works on laptops (no licensing issues) Further demo on using MS Excel

• Begin in-class group project Will continue next week May extend to week 11 (after spring recess)

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Note: there will be at least one more pop quiz next week

MS Excel

• Learned the basics on Monday Text vs. Numbers vs. Formulas A formula may include a Function

• Formula may contain Reference

Main Point: a few simple actions can be used for extensive data manipulation

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MS Excel: New Ideas

• Relative reference vs. Absolute A “$” before column/row tells you that it’s not going to

change if copied and pasted Otherwise, formula keeps same relative position to ref

• Importing data• Splitting and freezing panes• Making a chart

Pick right type for your data (bar, XY scatter) Process changes greatly depending on edition Basic Idea: chart as placeholder, put data sets in to

chart one by one

5Demo up front with sample files

MS Excel: In Class Assignment

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MS Excel: In Class Assignment

• Deliverable: Excel File & 1-page report I will only accept submissions after I verify file authenticity in

person Groups of 3-4: all names in spreadsheet and filename

• Basics Data manipulation Start with *.txt file on course website

• Goals Convert current and voltage to power Find maximum power Plot as XY scatter Properly format chart as new page Paste / export chart to report as image

• Details on report forthcoming7