If You Wanted to Find Out If Alcohol Consumption (Measured $\chi ^ { 2 }$

Short Answer

If you wanted to find out if alcohol consumption (measured in fluid oz.) and grade point average on a 4-point scale are linearly related, you would perform a a. $\chi ^ { 2 }$ test for the difference in two proportions.
b. $\chi ^ { 2 }$ test for independence.
c. a $\mathrm { Z }$ test for the difference in two proportions.
d. a $t$ test for a correlation coefficient.