Question: 4. Suppose NSU has a new vending machine placed right outside canteen to offer hot instant coffee to the students. Service time is expected to

4. Suppose NSU has a new vending machine placed

4. Suppose NSU has a new vending machine placed right outside canteen to offer hot instant coffee to the students. Service time is expected to be 45 seconds per cup of coffee. Customers arrive at a mean rate of 40 per hour, and this rate is Poisson-distributed. Now determine, a. System utilization. (1.25 Marks) b. The average number of customers waiting in line. (1.25 Marks) C. The average time customers spend in the system. (1.25 Marks) d. The average number in the system. (1.25 Marks)

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