Question: Consider the diameter data in Exercise 15-63. Assume that the desired process target is 10.0 millimeters. (a) Estimate the process standard deviation. (b) Construct an

Consider the diameter data in Exercise 15-63.

Assume that the desired process target is 10.0 millimeters.

(a) Estimate the process standard deviation.

(b) Construct an EWMA control chart with Does the process appear to be in control?

(c) Construct an EWMA control chart with Compare your results to part (a).

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