The number of arrivals per unit of time at a service facility can frequently be described by a
A)normal distribution.
B)Poisson distribution.
C)binomial distribution.
D)beta distribution.

Question

Quizplus · Accepted Answer

The Poisson distribution is commonly used to model the number of arrivals per unit of time at a service facility, where the events occur randomly and independently in time, and the rate of occurrence remains constant over time.

The Number of Arrivals Per Unit of Time at a Service