Joe’s market is a small grocery store with only one checkout counter.  Assume that shoppers arrive at the checkout lane at an average rate of 15 customers per hour and that the average order takes 3 minutes to ring up and bag.  If Joe does not want the average waiting time in the queue to exceed 5 minutes, what would you tell Joe about his current system?  Back up your statement with quantitative information and assumptions.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section12.5: Analytic Steady-state Queueing Models
Problem 9P
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Joe’s market is a small grocery store with only one checkout counter.  Assume that shoppers arrive at the checkout lane at an average rate of 15 customers per hour and that the average order takes 3 minutes to ring up and bag.  If Joe does not want the average waiting time in the queue to exceed 5 minutes, what would you tell Joe about his current system?  Back up your statement with quantitative information and assumptions.

 

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