Customers arrive to a service center according to a Poisson process with a rate of 30 per
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Customers arrive to a service center according to a Poisson process with a rate of 30 per hour. Service times are exponentially distributed with a mean of 12 minutes.
a. What is the minimum number of servers required for system stability?
b. Using your answer in (a), what is the probability that the system is empty?
c. What is the average waiting time in the queue?
d. What is the probability that a customer will wait in the queue for more than 10 minutes?
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Related Book For
Service Systems Engineering And Management
ISBN: 978-0367781323
1st Edition
Authors: A. Ravi Ravindran ,Paul M. Griffin ,Vittaldas V. Prabhu
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