For an M/M/k system, the average number of customers in the system equals the customer arrival rate times the average time a customer spends waiting in the system.

Question

Quizplus · Accepted Answer

This statement is an application of Little's Law, which states that the average number of customers in a system (L) is equal to the arrival rate (λ) multiplied by the average time a customer spends in the system (W), i.e., L = λW.

For an M/M/k System, the Average Number of Customers in the System