With a single-server model,increasing the arrival rate by 10 percent and also increasing the service rate by 10 percent will result in
A) an increase in the utilization of the server.
B) an increase in the average number of customers in the system.
C) a decrease in the average time spent in the system, including service.
D) an increase in the waiting-line time.

Question

Quizplus · Accepted Answer

Increasing both the arrival rate and service rate by the same percentage keeps the utilization rate constant, but the system becomes more efficient, reducing the average time spent in the system.

With a Single-Server Model,increasing the Arrival Rate by 10 Percent