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Assume that you are using Western Electric Sensitizing Rule 2 (Chapter 5; read the conditions of the rule described in the text) to monitor x
Assume that you are using Western Electric Sensitizing Rule 2 (Chapter 5; read the
conditions of the rule described in the text) to monitor x chart with x = 10 and s = 1. The Average Run Length (ARL) of the process is observed to be 50. Assume that the standard deviation of the process is stable.
(a) What ARL do you expect to see for the process if it is in control? (b) Estimate the new mean of the process.
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