Unless stated otherwise in the exercise, use software to find the exact Poisson.

Question 5.49

5.49 Email, continued.

Refer to Exercise 5.46, where we learned that a particular employee at your company receives an average of five emails per hour.

  1. What is the distribution of the number of emails over the course of an eight-hour day?
  2. What is the probability of receiving 50 or more emails during an eight-hour day?

5.49

(a) Poisson with . (b) 0.0703 (0.0571 using Normal).