Little's law states that the number of people in a waiting line is the average customer arrival rate multiplied by the:
A) average time in the system.
B) average waiting time.
C) service time minus the waiting time.
D) average number in line.
E) waiting time.

Question

Quizplus · Accepted Answer

Little's law expresses the relationship between the number of customers in a queue, the rate of customer arrivals, and the time they spend in the queue. The formula is N = λW, where N is the average number of customers in the queue, λ is the average customer arrival rate, and W is the average time a customer spends in the system. Therefore, the correct answer is (A) average time in the system.

Little's Law States That the Number of People in a Waiting