An automatic senson measures the diameter of holes in consecutive order. The results of measuring 25 holes

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An automatic senson measures the diameter of holes in consecutive order. The results of measuring 25 holes follow.

Sample Diameter Sample Diameter 1 9.94 14 9.99 9.93 15 10.12 3 10.09 16 9.81 9.98 9.73 17 5 10.11 18 10.14 6. 9.99 19 9.

(a) Estimate the process standard deviation.

(b) Set up a CUSUM control procedure, assuming that the target diameter is 10.0 millimeters. Does the process appear to be operating in a state of statistical control at the desired target level?

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Applied Statistics And Probability For Engineers

ISBN: 9781118539712

6th Edition

Authors: Douglas C. Montgomery, George C. Runger

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Question Posted: Jul 10, 2018 05:53 AM

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An automatic senson measures the diameter of holes in consecutive order. The results of measuring 25 holes

Question:

Sample Diameter Sample Diameter 1 9.94 14 9.99 9.93 15 10.12 3 10.09 16 9.81 9.98 9.73 17 5 10.11 18 10.14 6. 9.99 19 9.96 10.11 20 10.06 8. 9.84 21 10.11 9. 9.82 22 9.95 10 10.38 23 9.92 11 9.99 24 10.09 12 10.41 25 9.85 13 10.36

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a s 01736 estimate from the moving range 01695 b CUSUM C...View the full answer

Applied Statistics And Probability For Engineers

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