On average, 100 customers arrive per hour at the Gotham City Bank. The average service time for

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On average, 100 customers arrive per hour at the Gotham City Bank. The average service time for each customer is one minute. Service times and inter-arrival times are exponentially distributed. The manager wants to ensure that no more than 1% of all customers will have to wait in line for more than five minutes. If the bank follows the policy of having all customers join a single line, how many tellers must the bank hire?

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Practical Management Science

ISBN: 978-1305250901

5th edition

Authors: Wayne L. Winston, Christian Albright

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