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MBA, PHD
Phoniex
Jul-2007 - Jun-2012
Corportae Manager
ChevronTexaco Corporation
Feb-2009 - Nov-2016
Question description
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A fast food restaurant has a single line for customers to use while waiting for the next available server. There are two servers who each work at the same rate. The arrival rate of customers follows a Poisson distribution, while the service time follows an exponential distribution. The average arrival rate is seven per minute and the average service rate is ten per minute for each of the two servers. What is the average time spent by a customer in the system?
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