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You are the manager of a local bank where three tellers provide services to customers. On average, each teller takes three minutes to serve a
You are the manager of a local bank where three tellers provide services to customers. On average, each teller takes three minutes to serve a customer. Customers arrive, on average, at a rate of 40 per hour. Having recently received complaints from some customers that they waited a long time betore being served, your boss asks you to evaluate the service system. Specically, you must provide answers to the following questions: a. The average utilization ot the three-teller service system is p = .6667 _ (Enter your response rounded to four decimal places.) b. The probability that no customers are being served by a teller or are waiting in line is P0 = . (Enter your response rounded to four decimal places.)
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