Question

1. A researcher wonders whether married men and married women watch different amounts of television. The researcher recruits six married couples and asks the men and women how many hours of television they watch each week. The following table shows the number of hours of television watched in a typical week by each person: Husband Wife Couple 1 10 7 Couple 2 11 9 Couple 3 12 11 Couple 4 15 12 Couple 5 13 8 Couple 6 9 7 At the .01 level of significance, test whether the difference between hours of television watched by married men and married women is statistically significant. a. State the null and alternative hypotheses.  b. Find the critical value(s.) c. Compute the observed value of the test statistic. d. Make a decision to reject or fail to reject the null hypothesis at the specified level of significance. e. State your conclusion in terms of the alternative hypothesis (research question). f. Compute the effect size (Cohen’s d).

Answer 1