Author Question: A single-phase waiting-line system meets the assumptions of constant service time or M/D/1. Units ... (Read 109 times)

darbym82 · **on:** Dec 3, 2019

Question 1

Which of the following is not an assumption of the M/M/1 model?
◦ Customers do not renege.
◦ Each arrival comes independently of the arrival immediately before and after that arrival.
◦ The first customers to arrive are the first customers served.
◦ Service times occur according to a normal curve.
◦ The population from which the arrivals come is very large or infinite in size.

Question 2

A single-phase waiting-line system meets the assumptions of constant service time or M/D/1. Units arrive at this system every 12 minutes on average. Service takes a constant 8 minutes. The average length of the queue L_q is approximately
◦ 4.5.
◦ 5.0.
◦ 7.5.
◦ 2.5.
◦ 0.67.

InfiniteSteez · **Reply #1 on:** Dec 3, 2019

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