A service station receives an average of six customers per hour. The probability that there will be three arrivals in a given hour can be found by using the
A) binomial distribution.
B) Poisson distribution.
C) hypergeometric distribution.
D) multinomial distribution.

Question

Quizplus · Accepted Answer

The Poisson distribution is used to model the number of events in fixed intervals of time or space when these events occur with a known constant mean rate and independently of the time since the last event. In this case, it is used to find the probability of a specific number of arrivals (customers) at a service station in a given hour, given a known average rate of arrivals.

A Service Station Receives an Average of Six Customers Per