Question: 5. (Multiple-Server Queue) Consider a post office with two employees and a single waiting line. On average, the inter-arrival time is 6 minutes. Standard deviation

5. (Multiple-Server Queue) Consider a post office with two employees and a single waiting line. On average, the inter-arrival time is 6 minutes. Standard deviation of inter-arrival time is 3.94 minutes. Average service time is 5 minutes. Standard deviation of service time is 2.83 minutes. a. What is the arrival rate? What is the service rate per employee? b. What is the utilization of each employee? c. What is the average time a customer waits for service? d. What is the average number of customers waiting to be served? e. What is the average number of customers being served? f. What is the average number of customers in the system? g. What is the average time a customer spends in the system?

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