A Manager Is Trying to Improve a Single-Server Queueing System

question 29

Multiple Choice

A manager is trying to improve a single-server queueing system through automation. The average service time is 20 minutes per customer, exponentially distributed, and the arrival rate is 16 customers per 8-hour day (Poisson arrivals) . The automated system will have a constant service time of 16 minutes. The effect of this change will

• A) decrease utilization.
• B) increase waiting time.
• C) decrease waiting time.
• D) have no effect since the service time is unchanged.

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