Question: Consider an control chart with , UCL 17.40, LCL 12.79, and n 3. Suppose that the mean shifts to 13. (a) What
Consider an control chart with , UCL
17.40, LCL 12.79, and n 3.
Suppose that the mean shifts to 13.
(a) What is the probability that this shift will be detected on the next sample?
(b) What is the ARL after the shift?
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