17Consider the following set of data:

Men (1) Women (2)

Sample Size 100 80

Mean $62,850 $53,000

Standard Deviation $13,345 $12,500

Which of the following sets of hypotheses would we use to test whether there is a difference between the mean salary of men (1) and the mean salary of women (2)?

Select one:

a.

H0: 1- 2= 0, Ha: 1- 2< 0

b.

H0: 1- 2 0, Ha: 1- 2 0

c.

H0: 1- 2= 0, Ha: 1- 2> 0

d.

H0: 1- 2= 0, Ha: 1- 2 0