Measures of Association
1. Look at the following correlation matrix:
| Attitude1 | Attitude2 | Attitude3 | Attitude4 | |
| Attitude1 | 1.00 | .17 | .56 | .75 |
| Attitude2 | .17 | 1.00 | -.32 | .37 |
| Attitude3 | .56 | -.32 | 1.00 | .02 |
| Attitude4 | .75 | .37 | .02 | 1.00 |
a. How would you describe the relationship between Attitude 1 and Attitude 2?
b. How would you describe the relationship between Attitude 1 and Attitude 3?
c. How would you describe the relationship between Attitude 1 and Attitude 4?
d. How would you describe the relationship between Attitude 2 and Attitude 3?
e. How would you describe the relationship between Attitude 2 and Attitude 4?
f. How would you describe the relationship between Attitude 3 and Attitude 4?
2. What is the level of measurement of Attitude 2?
3. What measure of association would you calculate if the response options for Attitude 5 and 6 are "strong agree," "agree," disagree," and "strongly disagree?"
4. If gamma is -.72, how would you describe the strength and direction of the relationship?
5. What measure of association would you calculate if ethnicity (white, black, other) is one variable and religion (Protestant, Catholic, Jewish, none, other) is the other variable?
6. If Cramer's V is .21, would do you conclude about the strength of the relationship?
7. Draw a scatterplot of the relationship you expect between Educational Attainment and Prejudice.