Exercise 29 Questions to Be Graded

806 Words4 Pages
Exercise 29, Questions to be Graded 1. Were the groups in this study independent or dependent? Provide a rationale for your answer. a. The groups were independent of each other. This is because men and women were surveyed independently and not collectively or as a group. 2. t = –3.15 describes the difference between women and men for what variable in this study? Is this value significant? Provide a rationale for your answer. a. t=-3.15 describes the difference between men and women concerning mental health. This value is significant because the alpha is 0.05 and the p value is .002, which is less than the alpha. 3. Is t = –1.99 significant? Provide a rationale for your answer. Discuss the meaning of this result in this study. a. The t=-1.99 is significant. It represents the difference of Health Functioning between the men and women. This number shows that there was very little difference between the men and the women. The p value is .049, although close to the alpha score, is still less than the alpha of 0.05. 4. Examine the t ratios in Table VI. Which t ratio indicates the largest difference between the males and females post MI in this study? Is this t ratio significant? Provide a rationale for your answer. a. The t ratio with the largest difference between males and females post MI is the Mental Health at -3.15. The p value is .002, which is much lower than the alpha of 0.05. This shows the greatest difference between men and women in the study was Mental Health. 5. Consider t = –2.50 and t = –2.54. Which t ratio has the smaller p value? Provide a rationale for your answer. What does this result mean? a. The t ratio with the smaller p value is -2.54. Its p value is .007. This indicates that the “Role-Physical” has the greater difference between the men and women groups that were studied post MI. It is
Open Document