Suppose That We Know That Births at Northwest Hospital Occur

Multiple Choice

Suppose that we know that births at Northwest Hospital occur at an average rate of 1.6 births per hour.Assume all the Poisson conditions are met.What is the probability that one hour or more will pass between successive births at the hospital?

A) 0.20%
B) 4.95%
C) 20.2%
D) 49.5%
E) 54.5%