Question: Problem 2:

Male (M) Female (F)

Jobs

Admin. (AD) 110 10

Salaried Staff (SS) 30 50

Hourly staff (HS) 60 40

a. If selected at random, what is the probability that the employee is male. (marginal probability)

b. What is the probability that an employee is male and salaried staff. (joint probability)

c. What is the probability that an employee is female given that the employee is a salaried staff member? (conditional probability)