Answer Happy

Suppose we have classified 161 individuals according to two criteria: gender and age(below or above 40). A convenient way to present the results is to use a table. Select one person at random from a group with distribution represented in the table below. male female under 40 54 47 over 40 28 32 a) Find the probability that person's age under 40. b) Find the probability that person is female. c) Find the conditional probability of person has age under 40 given that person is male. d) Find the conditional probability of person is female given that person has age under 40.