Brain cancer is a rare disease. In any year there are about 3.1 cases per 100000 od population. Suppose a small medical insurance company has 150000 people on its books. How many claims stemming from brain cancer should the company expect in any year?
What is the probability of getting more than 6 claims related to brain cancer in a year?
Prob of having brain cancer = .0031 ( 3.1%)
<br>Number of people on books = ...