Q1)  Employees of local university have been categorized according to gender and job type.  Following table gives data about employees.

If employee is chosen at random, determine the probability that employee is female and salaried staff?  Choose the best answer from the following

a) 50/170 = 0.294

b) 50

c) 50/80 = 0.625

d) 50/370 = 0.135

If employee is chosen at arbitrary, find out the probability that employee is male, given that the employee is salaried member of staff?

a) 30/80 = 0.375

b) 30/200 = 0.15

c) 30/370 = 0.081

d) 30