For each of the following describe:
1. The direction of the relationship
2. The strength of the relationship
3. A verbal description of the relationship between the variables.
r = -.96 between the craving for Taco Bell and the ability to concentrate on studying.
r = .02 between the number of yearly predictions by psychics and the number of correct predictions.
r = .55 between parent and child IQ scores.
r = 1.37 between amount of caffeine consumed and performance on a memory test.
r = . 75 between length of marriage and marital satisfaction.