Describe in words the nature of the relationship between each pair of variables as indicated by the value of the correlation coefficient. Be sure to include:

a. an appropriate graph of the relationship.

b. the direction of the relationship.

c. the strength of the relationship.

d. a verbal description of the way the variables "go together."

1. r = -.96 between craving for pizza and ability to concentrate on studying.

2. r = +.02 between length of marriage and marital satisfaction.

3. r = +.55 between parent and child intelligence test scores.

4. r = -.90 between amount of alcohol consumed and performance on a motor coordination task.

5. r = +.75 between amount of money won and the number of hot dogs purchased at race tracks.

6. r = +.67 between scores on a hyperactivity scale and an aggressiveness scale.

7. r = -.82 between a job applicant's age and likelihood of being hired.

8. r = +.06 between the number of yearly predictions by psychics and the number of correct predictions.