STA 032 Spring 2015 5. In a particular state, a major ood happens once every 5

           Homework 4, due May 13th                           years on average. If you can assume oods are indepen-

                                                              dent, and that two oods cannot happen simultaneously,

1. Assume weights of cats of a certain breed are normally nd the following:

   distributed with mean and standard deviation

   . Assume all cats weights are independent. (a) The probability that a ood happens within the rst

                                                                10 years.

   (a) What is the probability that the dierence in weight (b) The...