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There are 3 servers in the checkout area. The interarrival time of customers is 2 minutes. The processing time is 5 minutes. The coefficients of variation for the arrival process and the service process are 1 and 0.85 respectively. What will be the impact on the average number of customers in service if one more server is added? Multiple Choice Remains the same at 2.5 Increases from 1.25 to 2.5 Decreases from 2.5 to 1.25 Remains the same at 1.25

There are 3 servers in the checkout area. The interarrival time of customers is 2 minutes. The processing time is 5 minutes. The coefficients of variation for the arrival process and the service process are 1 and 0.85 respectively. What will be the impact on the average number of customers in service if one more server is added? Multiple Choice Remains the same at 2.5 Increases from 1.25 to 2.5 Decreases from 2.5 to 1.25 Remains the same at 1.25

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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There are 3 servers in the checkout area. The interarrival time of customers is 2 minutes. The processing time is 5 minutes. The coefficients of variation for the arrival process and the service process are 1 and 0.85 respectively. What will be the impact on the average number of customers in service if one more server is added?

Multiple Choice

  • Remains the same at 2.5

  • Increases from 1.25 to 2.5

  • Decreases from 2.5 to 1.25

  • Remains the same at 1.25

 

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