Question: You have been asked to evaluate a particular single-server queuing system. Customers arrive to the system once every 5 minutes on average, and the inter-arrival

You have been asked to evaluate a particular single-server queuing system. Customers arrive to the system once every 5 minutes on average, and the inter-arrival times have an exponential distribution. The server takes an average of 4 minutes to serve a customer, and the standard deviation of service times is 2.

What is the utilization of the system?

Group of answer choices

0.8

1.25

0.2

0.5

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