1. (5+5 pts}. Employees in a rm are given an aptitude test when rst employed. Ex- perience has shown that of the 65 percent who passed the test, 72 percent of them were rated as good workers, whereas of the 35 percent who failed the test only 50 percent were rated as good workers. a} What is the probability that an employee, selected at random will be a good worker? b) 1What is the probability that a good worker failed the test