Gubser welding inc operates a welding service for, Ask an Expert

Management Studies

Gubser Welding, Inc., operates a welding service for construction and automotive repair jobs. Assume that the arrival of jobs at the company's office can be described by a Poisson probability distribution with an arrival rate of three jobs per 8-hour day. The time required to complete the jobs follows a normal probability distribution, with a mean time of 1.9 hours and a standard deviation of 1 hour. Answer the following questions, assuming that Gubser uses one welder to complete all jobs:

What is the average number of jobs waiting for service? If required, round your answer to three decimal places.

What is the average time a job waits before the welder can begin working on it? If required, round your answer to one decimal place.

What percentage of the time is Gubser's welder busy?

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Operation Management, Management Studies

Category:- Operation Management
Reference No.:- M91881285

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