Question: Imagine that you are about to enter a queue that is M/M/1. The average arrival rate is 15 people per hour. The average service rate

Imagine that you are about to enter a queue that is M/M/1. The average arrival rate is 15 people per hour. The average service rate is 20 people per hour. What is the average number of customers in the system?

A) 3

B) 2

C) 1

D) 4

E) 5

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