Customers arrive at Rich​ Dunn's Styling Shop at a rate of 4 per​ hour, distributed in a Poisson fashion. Service times follow a negative exponential​ distribution, and Rich can perform an average of 8 haircuts per hour. ​a) The average number of customers waiting for haircuts​ = nothing customers ​(round your response to two decimal​ places).

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
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Customers arrive at Rich​ Dunn's Styling Shop at a rate of
4
per​ hour, distributed in a Poisson fashion. Service times follow a negative exponential​ distribution, and Rich can perform an average of
8
haircuts per hour.
​a) The average number of customers waiting for haircuts​ =
nothing
customers ​(round your response to two decimal​ places).
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