Question

A single-channel queuing system has an average service time of 16 minutes per customer, which is exponentially distributed. The manager is thinking of converting to a system with a constant service time of 16 minutes. The arrival rate will remain the same. The effect will be to:

A. increase utilization.

B. decrease utilization.

C. increase the average waiting time.

D. decrease the average waiting time.

E. not have any effect since the service time is unchanged.

Answer

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