n 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)Either of the above
D)none of the above.

Question

Quizplus · Accepted Answer

The Poisson distribution is used to model the number of events (in this case, customer arrivals) in a fixed interval of time or space when these events occur with a known constant mean rate and independently of the time since the last event.

N the Average, 1