A machine fills boxes with bran flakes. The target weight for the filled boxes is 24 ounces.

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A machine fills boxes with bran flakes. The target weight for the filled boxes is 24 ounces. To monitor the process, five boxes are randomly sampled from each day’s production and weighed. The data for 20 consecutive days is given in the table below. Assume the specification limits for the weights are USL = 24.2 ounces and LSL = 23.8ounces.

a. Assuming the process is under control, construct a capability analysis diagram for the process.

b. Is the process capable? Support your answer with a numerical measure of capability.

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Statistics For Engineering And The Sciences

ISBN: 9781498728850

6th Edition

Authors: William M. Mendenhall, Terry L. Sincich

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