Process control-what is the probability that observed data

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Reference no: EM131036608

Process Control: Consider a process for which an X - bar control chart has been established.

a) What is the probability that an observed data point would fall outside the UCL?

b) Assume that the process changes and there is a mean shift but the variance stays the same. If the old control chart is being used and the mean shift is equal to plus one standard dea) What is the probability that an observed data point would fall outside the UCL?

b) Assume that the process changes and there is a mean shift but the variance stays the same. If the old control chart is being used and the mean shift is equal to plus one standard deviation, what is the probability that an observed data point would fall outside the UCL?viation, what is the probability that an observed data point would fall outside the UCL?

Reference no: EM131036608

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