For a statistics class project, a college student randomly samples 75 men who exercise at a gym regularly and 68 women who exercise at a gym regularly. The college student records the number of minutes each person exercises in a given week. The college student believes that the mean number of minutes per week is lower for men than for women.

If1

represents the mean number of minutes per week for men and2

represents the mean number of minutes per week for women, which of the following is the appropriate pair of hypotheses in this case?

Group of answer choices

H0

H0

:1=2

1=2

Ha

Ha

:1>2

1>2

H0

H0

:12>0

12>0

Ha

Ha

:12=0

12=0

H0

H0

:12=0

12=0

Ha

Ha

:12>0

12>0

H0

H0

:12=0

12=0

Ha

Ha

:12<0

12<0