Question: A server operates with 80% utilization. The average processing time is 3 minutes. The coefficient of variation for the service process is 1 and the

A server operates with 80% utilization. The average processing time is 3 minutes. The coefficient of variation for the service process is 1 and the coefficient of variation of the arrival process is 1 . What is the average total time a customer spends in the system according to the single-server queue model?

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