A company is concerned about the number of customers who have to wait for service in its customer service department. Assume the rate at which customers are serviced is 12 per hour. Using the infinite queuing notion for the models presented in the textbook, which of the following is the mean time between arrivals?
A) 12 minutes
B) 6 minutes
C) 2 minutes
D) 1 minute
E) None of these choices are correct.

Question

Quizplus · Accepted Answer

The mean time between arrivals is the inverse of the rate at which customers are serviced. Given a service rate of 12 customers per hour, the mean time between arrivals is 1/12 of an hour, or 5 minutes, which is not listed among the options provided.

A Company Is Concerned About the Number of Customers Who