(e) A supermarket has two girls at the sales counter. People arrive according to a Poisson fashion...
Fantastic news! We've Found the answer you've been seeking!
Question:
(e) A supermarket has two girls at the sales counter. People arrive according to a Poisson fashion at a rate of 10 per hour. If the service time is exponential with a mean of 4 minutes, find
i. Expected number of customers in the supermarket.[2 marks]
ii. Average waiting time for a customer for getting services.[2 marks]
iii. Probability for a customer has to wait for service.[2 marks]
Related Book For
Introduction to Operations Research
ISBN: 978-1259162985
10th edition
Authors: Frederick S. Hillier, Gerald J. Lieberman
Posted Date: