Which of the following pairs of variables is most likely to show a negative correlation?
A) A person's income and her years of education
B) A car's weight and its gas mileage (miles per gallon)
C) A student's grade point average and his IQ score
D) A man's height and his income

Question

Quizplus · Accepted Answer

A car's weight and its gas mileage are most likely to show a negative correlation, as a heavier car is likely to have lower gas mileage. The other options do not necessarily have a clear negative correlation.

Which of the Following Pairs of Variables Is Most Likely