Question: Consider a bank with one teller, an average arrival rate of 1 0 customers per hour, and an average service rate of 1 2 customers

Consider a bank with one teller, an average arrival rate of 10 customers per hour, and an average service rate of 12 customers per hour. Assume that the coefficient of variation of both the service time distribution and the arrival time distribution is 1.0. What is the expected waiting time in queue (Wq) in minutes?
Please round your answer to the closest whole number.

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