Consider a Poisson distribution with an average of 3 customers per minute at the local grocery store.If X = the number of arrivals per minute: Find the expected value of X.
A)3
B)9
C)1.5
D)1.7

Question

Quizplus · Accepted Answer

The expected value of a Poisson distribution is equal to its parameter. In this case, the parameter is the average number of customers per minute, which is given as 3. Therefore, the expected value of X, which is the number of arrivals per minute, is also 3.

Consider a Poisson Distribution with an Average of 3 Customers