1 points QUESTION 111.TABLE 10-5To test the effectiveness of a business school preparation course, 8 students took a general business test before and after the course. The results are given below.True or False: Referring to Table 10-5, one must assume that the population of difference scores is normally distributed.
1 points QUESTION 121.The Wall Street Journalrecently ran an article indicating differences in perception of sexual harassment on the job between men and women. The article claimed that women perceived the problem to be much more prevalent than did men. One question asked to both men and women was: "Do you think sexual harassment is a major problem in the American workplace?" Some 24% of the men compared to 62% of the women responded "Yes." Suppose that 150 women and 200 men were interviewed. For a 0.01 level of significance, what is the critical value for the rejection region?