An average of 18 customers arrive at a service centre each hour according to a Poisson distribution.
Question:
An average of 18 customers arrive at a service centre each hour according to a Poisson distribution. There are two servers on duty, and each server can process 12 customers per hour according to an exponential distribution.
a. What is the server utilization?
b. What is the average number of customers in the system?
c. What is the average time customers wait for service?
d. What is the average waiting time for customers who actually have to wait?
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Related Book For
Operations Management
ISBN: 9781259270154
6th Canadian Edition
Authors: William J Stevenson, Mehran Hojati, James Cao
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