On the average, 1.8 customers per minute arrive at any one of the checkout counters of a grocery store. What type of probability distribution can be used to find out the probability that there will
Be no customer arriving at a checkout counter?
A) binomial distribution.
B) Poisson distribution.
C) hypergeometric distribution.
D) none of the above.

Question

Quizplus · Accepted Answer

The Poisson distribution is used for modeling the number of times an event occurs in a fixed interval of time or space, given a constant mean rate of occurrence. In this case, it models the number of customer arrivals per minute.

On the Average, 1