Question: 7.2. For Problem 6.5 using the samples 4160 from the previous chapter, you are asked to estimate the process capability. Discuss how you would estimate
7.2. For Problem 6.5 using the samples 41–60 from the previous chapter, you are asked to estimate the process capability. Discuss how you would estimate the short-term standard deviation of the process, e.g., would you exclude the out-of-control ranges?
Why or why not? Calculate the Cp, Cpk and Ppk for the process. Compare these and discuss any differences among them.
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