One field representative services five customers for a computer manufacturer. Customers request assistance at an average (Poisson-distributed)
Question:
a. The expected number of customers waiting.
b. The average length of time customers must wait from the initial request for service until the service has been completed.
c. The percentage of time the service rep will be idle.
d. By how much would your answer to part a be reduced if a second field rep were added?
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