At a man barber shop, customers arrive according to Poisson distribution with a mean arrival rate of
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Question:
At a man barber shop, customers arrive according to Poisson distribution with a mean arrival rate of 5 per hour and his hair cutting time was exponentially distributed with an average hair cut taking 10 minutes. It is assumed that because of his expertise customers were always willing to wait. Find
i. Average number of customers in the shop and the average number of customers waiting for a hair cut. [2 marks].show all your calculations
ii. The percent of time an arrival can walk right in without having to wait. [1 mark]
iii. The average time a customer spends in the shop.[2 marks]
(c) Discuss briefly THREE demerits of simulation.[6 marks]
Related Book For
Introduction to Operations Research
ISBN: 978-1259162985
10th edition
Authors: Frederick S. Hillier, Gerald J. Lieberman
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