Question: 3) Shoppers arrive at a retail store at an average of 10 per minute (Poisson) where the service rate is almost 207 per hour (Poisson).

3) Shoppers arrive at a retail store at an

3) Shoppers arrive at a retail store at an average of 10 per minute (Poisson) where the service rate is almost 207 per hour (Poisson). a. What is the average number of shoppers in the system with 3 cashiers? (10 pts) b. What is the minimum number of cashiers needed to keep the average time in the system under three minutes? (10 pts)

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