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Reduce the frequency of false alarms by using control limits

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Reference no: EM131749466

Question: What's wrong? For each of the following, explain what is wrong and why

(a) For the one-point-out rule, you could reduce the frequency of false alarms by using 2σ control limits.

(b) In speeding up the response of a control chart to lack of control, we decrease the frequency of false alarms.

(c) The runs rule is designed to quickly detect a large and sudden shift in the process.

Reference no: EM131749466

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