Q11Single correct4 Marks22 Dec 2024

The number of customers entering in a store follows a Poisson distribution with an average rate of 12 customers per hour. What is the probability that exactly 5 customers will enter the store in a 15-minute period?

A

e^(-5) * 5^5 / 5!

B

e^(-0.25) * (0.25)^5 / 5!

C

e^(-12) * (5)^12 / 12!

D

e^(-3) * (3)^5 / 5!