Repair Calls Are Handled By One Repairman At A Photocopy Shop Repair Time Including Travel Time Is Exponentially Dist 1 (23.43 KiB) Viewed 18 times
Repair calls are handled by one repairman at a photocopy shop. Repair time, including travel time, is exponentially distributed, with a mean of 2.8 hours per call. Requests for copier repairs come in at a mean rate of 1.7 per eight-hour day (assume Poisson). Determine the following: a. The average number of customers awaiting repairs. (Round your answer to 2 decimal places Number of customers b. System utilization. (Round your answer to 2 decimal places.) System utilization % c. The amount of time during an eight-hour day that the repairman is not out on a call. (Round your answer to 2 decimal places.) Amount of time hours
c. The amount of time during an eight-hour day that the repairman is not out on a call. (Round your answer to 2 decimal places.) Amount of time hours d. The probability of two or more customers in the system. (Do not round intermediate calculations. Round your answer to 4 decimal places.) Probability
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