Question: Sample 1 2 3 4 5 6 7 8 Defectives 5 3 1 8 0 1 4 1 The table above contains the number of

Sample		1	2	3	4	5	6	7	8
Defectives		5	3	1	8	0	1	4	1

The table above contains the number of defective parts found in each sample of 20 parts. Compute the upper control limit for a p-chart using 3 standard deviations. Calculate your answer to 3 decimal places.

Part B

A regional cellphone sales manager is deciding how many people to hire for a sales office. Data shows sales people take 20 minutes per customer. The service time follows an exponential distribution. The arrival rate is expected to be 6 people per hour and will follow a Poisson distribution.

What is the minimum number of sales people needed to staff the new location?

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