A Researcher Believes That the Proportion of Women That Exercise

Multiple Choice

A researcher believes that the proportion of women that exercise with a friend is greater than the proportion men. He takes a random sample from each population and records the response to the question, "Have you exercised with a friend at least once in the last seven days?" The null hypothesis is H0: pwomen = pmen. Choose the correct alternative hypothesis.

A) Ha: p_women < p_men
B) Ha: p = 0
C) H_a: p_women > p_men
D) Ha: p_women × p_men