Question: A large manufacturer makes valves Currently it is producing a

A large manufacturer makes valves. Currently it is producing a particular valve for use in industrial engines. As a part of a quality-control effort, the company engineers randomly sample seven groups of 40 valves and inspect them to determine whether they are in or out of compliance. Results are shown here. Use the information to construct a p chart. Comment on thechart.

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  • CreatedFebruary 19, 2015
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