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Six Sigma Case Studies with Minitab®
book

Six Sigma Case Studies with Minitab®

by Kishore K. Pochampally, Surendra M. Gupta
February 2014
Intermediate to advanced content levelIntermediate to advanced
318 pages
8h 6m
English
CRC Press
Content preview from Six Sigma Case Studies with Minitab®
124 Six Sigma Case Studies with Minitab
®
8.3 Analyze Phase
Select “Item Analysis” as shown in Figure8.8. Doing so opens the dialog box
shown in Figure8.9. Then, select “Q1 Q2P Q3P Q4 Q5 Q6P Q7” columns for
“Variables”. Click on “Graphs” and the dialog box shown in Figure8.10 opens.
Check the box for “Matrix plot for data with smoother” if it is not already
checked, and click on “OK”. This takes you back to the dialog box shown in
Figure8.9. Click on “OK” and the outputs shown in Figures8.11 and 8.12 are the
results. Figure8.11 is a matrix plot for all possible pairs of questions. It shows
for each pair, how, with an increase in the rati ...
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Publisher Resources

ISBN: 9781482205572