A researcher found a correlation of -.24 between scores on a self-esteem scale and number of alcoholic drinks consumed in the prior month. What does this mean?
a. People who drank more alcohol had a slight tendency to have higher self-esteem.
b. People who drank more alcohol had a slight tendency to have lower self-esteem.
c. Drinking more alcohol tended to cause lower self-esteem.
d. Having lower self-esteem tended to cause people to drink more alcohol.
Question 2
For which of the following pairs of variables would it make sense to compute a productmoment correlation coefficient?
a. Height and weight
b. Race/ethnicity and height
c. Race/ethnicity and marital status
d. Marital status and weight
