Question 1 What are the components of the following queuing system? Draw and explain the configuration of each a) Barbershop (hairdressing salon) b) Car wash c) Laundromat d) Small grocery store Question 2 Waterloo’s Dora Brook Electronics Company retains a service crew to repair machine breakdowns that occur on average λ = 3 per 8-hour workday (approximately Poisson in nature). The crew can service an average μ = 8 machines per workday, with a repair time distribution that resembles exponential distribution. a) What is the utilization rate of this service system? b) What is the average downtime for a broken machine? c) How many machines are waiting to be serviced at any given time? d) What is the probability that more than one machine is in the system? more than two, three, are broken and waiting to be repaired or being serviced?
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