A quality control manager at a manufacturing facility

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Reference no: EM131088517

A quality control manager at a manufacturing facility has taken 4 samples with 4 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 product diameter. Samples of Part Diameter in Inches 1 2 34 5.8 6.2 6.1 6.0 5.9 6.0 5.9 5.9 6.0 5.9 6.0 5.9 6.1 5.9 5.8 6.1

Reference no: EM131088517

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