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 Poison probability distribution with an arrival rate of two jobs per 8-hour day. The time required to complete the jobs follows a normal probability distribution, with a mean time of 3.2 hours and a standard deviation of 2 hours. Answer the following questions, assuming that Gubser uses one welder to complete all jobs: d. What is the average time a job waits before the welder can begin working on it? e. What is the average number of hours between when a job is received and when it is completed? f.What percentage of the time is Gubser's welder busy?
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 Poison probability distribution with an arrival rate of two jobs per 8-hour day. The time required to complete the jobs follows a
d. What is the average time a job waits before the welder can begin
working on it?
e. What is the average number of hours between when a job is
received and when it is completed?
f.What percentage of the time is Gubser's welder busy?
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