The data shown (in part) below refers to the deviations (x) from nominal diameter for drilled holes


Question: The data shown (in part) below refers to the deviations (x) from nominal diameter for drilled holes (in inches´10-4). The sample size = 5.

a. [5 points] Make x-bar & R charts of this data, including the UCL and LCL control limits for both xavg and R.[1]

b. [5 points] Are any points out of control (OOC), i.e., outside the UCL and/or LCL?



[1] To do this, use the blank ASQ control chart form shown on the zip file for chapter 16. Note that you can copy/paste the form to Word, etc. The same chart should be used for all other problems involving x-bar & R charts. You can also print the ASQ form in the chapter 16 PowerPoint file. You can also use the control chart algorithms in Statgraphics/Centurion.

Price: $2.99
Solution: The downloadable solution consists of 1 page
Deliverables: Word Document

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