5. (15 pts) A control chart for nonconformities is maintained on a process producing desk calculators. The inspection unit is dened as two calculators. The
5. (15 pts) A control chart for nonconformities is maintained on a process producing desk calculators. The inspection unit is dened as two calculators. The average number of nonconformities per machine when process is in control is estimated to be two. (a) Find the appropriate threesigma control limits for this size inspection unit. (b) What is the probability of type I error for this control chart
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