Question: Suppose a process has been monitored daily for the last ten days and the number of machine failures each day was noted. The results follow:

Suppose a process has been monitored daily for the last ten days and the number of machine failures each day was noted. The results follow: Compute 3-sigma control limits for a c-chart that monitors the average number of machine failures per day. Is the process in a state of control? (15 points)

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