Hurricane insurance. An insurance company needs to assess the risks associated with providing hurricane insurance.

Between 1990 and 2006, Florida was hit by 22 tropical storms or hurricanes. If tropical storms and hurricanes are independent and the mean has not changed, what is the probability of having a year in Florida with each of the following.

(Note that 1990 to 2006 is 17 years.)

a) No hits?

b) Exactly one hit?

c) More than three hits?