State the Null and Alternative Hypothesis

Multiple Choice

State the null and alternative hypothesis.

A) H0: There is no difference in the mean stress levels of married and unmarried people. Ha: There is a difference in the mean stress levels of married and unmarried people.
B) H0: Marital status and stress levels are associated. Ha: Marital status and stress levels are not associated.
C) H0: Marital status and stress levels are not associated. Ha: Marital status and stress levels are associated.
D) H0: Marital status and stress levels are not associated. H_a: Mean stress levels of married people are greater than the mean stress levels of unmarried people.