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Assume That the Control Limits of an Chart Are

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Assume that the control limits of an Assume that the control limits of an chart are defined as 2.5 standard errors above and below the centerline.Calculate the probability that a sample mean falls outside the control limits when the process is in fact under control. chart are defined as 2.5 standard errors above and below the centerline.Calculate the probability that a sample mean falls outside the control limits when the process is in fact under control.

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P = P (| z | > 2.5)=...

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