a\\ \\a One of the questions in a study of marital satisfaction of cual-career coup es was to rate t'ie statement, "I'm pleased with the way we divide the responsibilities for childcare." The ratings went from 1 (strongly agree) to 5 (strongly disagree). Below are ten of the Daired responses for husbands and wives. Conduct a hypothesis test at the 5% level to see if the average difference in the husband's versus the wife's satisfaction level is negative (meaning that, within the partnership, the husband is happier than the wife). Wife's score 3 4 2 3 4 2 1 1 2 4 Husband's score 3 1 1 3 2 1 l 1 2 4 NOTE: If you are using a Student's t-distribution for the problem, including for paired data, you may assume that the underlying population is normally distributed. (In general, you must first prove that assumption, though.) Indicate the correct decision ("reject" or "do not reject" the nul hypothesis), the reason for it, and write an appropriate conclusion. (i) Apha