What is the average waiting time in queue

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Question: Foto Mat Queuing Analysis: On average 2 customers arrive per hour at a Foto-Mat to process film. There is one clerk in attendance that on average spends 15 minutes per customer.

a) What is the average queue length and average number of customers in the system?

b) What is the average waiting time in queue and average time spent in the system?

c) What is the probability of having 2 or more customers waiting in queue?

d) If the clerk is paid $4 per hour and a customer's waiting cost in queue is considered $6 per hour. What is the total system cost per hour?

Reference no: EM131874742

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