Refer to Exercise 21.5. What is the average run length until the x chart signals that the

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Refer to Exercise 21.5. What is the average run length until the x chart signals that the process is out of control when it is under control?

In exercise 21.5

If the control limits of an x chart are set at 2.5 standard errors from the centerline, what is the probability that on any sample the control chart will indicate that the process is out of control when it is under control?

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Statistics For Management And Economics

ISBN: 9781337093453

11th Edition

Authors: Gerald Keller

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Question Posted: May 22, 2018 07:11 AM

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The control limits of an x chart are set at two standard errors from the centerline. Calculate the probability that on any sample the control chart will indicate that the process is out of control...
If the control limits of an x chart are set at 2.5 standard errors from the centerline, what is the probability that on any sample the control chart will indicate that the process is out of control...
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Refer to Exercise 21.5. What is the average run length until the x chart signals that the

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Statistics For Management And Economics

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