The average number of phone inquiries per day at the poison control center is 2. find the probability that it will receive exactly 4 calls on a given day

0.0902

Step-by-step explanation:

Given : The average number of phone inquiries per day at the poison control center :

The Poisson distribution function is given by :-

Then ,  the probability that it will receive exactly 4 calls on a given day is  given by (Put and ) :-

Hence, the required probability : 0.0902

answer: procent 54 wynosi 33,33%