An EWMA chart with = 0.5 and L = 3.07 is to be used to monitor
Question:
An EWMA chart with λ = 0.5 and L = 3.07 is to be used to monitor a process. Suppose that the process mean is μ0 = 10 and σ = 2.
(a) Assume that n = 1. What is the ARL without any shift in the process mean? What is the ARL to detect a shift to μ = 12.
(b) Assume that n = 4.
Repeat part (a) and comment on your conclusions.
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a According to Table 1610 if there ...View the full answer
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Related Book For
Applied Statistics And Probability For Engineers
ISBN: 9781118539712
6th Edition
Authors: Douglas C. Montgomery, George C. Runger
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