Question: Rework Exercise 5.21 using an X-S chart. a. Set up X-S control charts using these data. Does the process exhibit statistical control? b. Estimate the

Rework Exercise 5.21 using an X̅-S chart.

a. Set up X̅-S control charts using these data. Does the process exhibit statistical control?

b. Estimate the process mean and standard deviation.

c. Does fill weight seem to follow a normal distribution?

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