Question: A quality control manager at a manufacturing facility has taken

A quality control manager at a manufacturing facility has taken four samples with four observations each of the diameter of a part.
(a) Compute the mean of each sample.
(b) Compute an estimate of the mean and standard deviation of the sampling distribution.
(c) Develop control limits for 3 standard deviations of the productdiameter.



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  • CreatedJuly 11, 2014
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