Refer to the Billys Bank situation in Problem 12-24. Billy is considering adding a second teller (who
Question:
(a) The average time in the line.
(b) The average number in the line.
(c) The average time in the system.
(d) The average number in the system.
(e) The probability that the bank is empty.
In Problem 12-24, Billy’s Bank is the only bank in a small town in Arkansas. On a typical Friday an average of 10 customers per hour arrive at the bank to transact business. There is one single teller at the bank, and the average time required to transact business is 4 minutes. It is assumed that service times can be described by the exponential distribution. Although this is the only bank in town, some people in the town have begun using the bank in a neighboring town about 20 miles away.
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Related Book For
Quantitative Analysis for Management
ISBN: 978-0133507331
12th edition
Authors: Barry Render, Ralph M. Stair, Michael E. Hanna, Trevor S. Ha
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