Question: A control chart plots 25 samples per day, 7 days a week. The process runs 24 hours per day and the chart is currently in

 A control chart plots 25 samples per day, 7 days a

A control chart plots 25 samples per day, 7 days a week. The process runs 24 hours per day and the chart is currently in control. 1. What is the probability of plotting 4 samples in a row in Zone B? 2. On average, an observation will fall into either Zone A or Zone B approximately once every hours

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