Question

The molecular weight of a particular polymer should fall between 2,100 and 2,350. Fifty samples of this material were analyzed with the results x = 2,275 and s = 60. Assume that molecular weight is normally distributed.
(a) Calculate a point estimate of Cpk..
(b) Find a 95% confidence interval on Cpk.


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  • CreatedNovember 06, 2015
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