Mr d inc operates an auto repair shop arrivals of jobs at, Ask an Expert

Management Studies

Mr. D. Inc. operates an auto repair shop. Arrivals of jobs at the shop has Poisson distribution with arrival rate of 3 jobs per 8-hour day. Time to complete jobs is a normal probability distribution with a mean time of 3.4 hours and standard deviation of 2.1 hours.

Compute the following:

(a) Average number of jobs waiting for service.

(b) Average time a job waits before a worker can begin working on it.

(d) Percentage of time the auto worker is busy.

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Operation Management, Management Studies

Category:- Operation Management
Reference No.:- M92589391

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