Question: HELP WITH C AND D PLEASE Problem 7-21 (Algo) Benny the Barber owns a one-chair shop. At barber college, they told Benny that his customers

HELP WITH C AND D PLEASE

HELP WITH C AND D PLEASE Problem 7-21 (Algo)

Problem 7-21 (Algo) Benny the Barber owns a one-chair shop. At barber college, they told Benny that his customers would exhibit a Poisson arrival distribution and that he would provide an exponential service distribution. His market survey data indicate that customers arrive at a rate of 2.5 per hour. It will take Benny an average of 22 minutes to give a haircut. Based on these figures, find the following: a. The average number of customers waiting. (Round your intermediate calculations to 3 decimal places and final answer to 2 decimal places.) Average number of customers waiting 10.10 b. The average time a customer waits. (Round your answer to 2 decimal places.) Average waiting time 242.40 minutes c. The average time a customer is in the shop. (Round your intermediate calculations to 3 decimal places and final answer to 1 decimal place.) Average time minutes d. The average utilization of Benny's time. (Round your intermediate calculations to 3 decimal places and final answer to 1 decimal place.) Average utilization %

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