Question: The output of a process is normally distributed with a mean of 100 ml and a standard deviation of 1 ml. Establish the limits for


The output of a process is normally distributed with a mean of 100 ml and a standard deviation of 1 ml.

Establish the limits for a set of x -S control charts, allowing identifying a shift of

+0.7 ml in less than 3 hours with a probability of 99%. There is more than one solution; please comment upon your choice.

Plot the OC curve of such charts.

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