Question: Use the control chart limits developed in Exercise 20.40 and the following sample results to evaluate whether the process is in control: Sample 4 3

Use the control chart limits developed in Exercise 20.40 and the following sample results to evaluate whether the process is in control: Sample 4 3 1 2 4 5 6 2.95 2.97 3.03 3.11 2.35 3.19 Mean thickness

Sample 4 3 1 2 4 5 6 2.95 2.97 3.03 3.11 2.35 3.19 Mean thickness

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