All but one of these statements contain a mistake.Which could be true?
A)The correlation between a car's length and its fuel efficiency is 0.71 miles per gallon.
B)There is a correlation of 0.63 between gender and political party.
C)There is a high correlation (1.09) between height of a corn stalk and its age in weeks.
D)The correlation between the amount of fertilizer used and the yield of beans is 0.42.
E)The correlation between a football player's weight and the position he plays is 0.54.

Question

Quizplus · Accepted Answer

Correlation coefficients range from -1 to 1. Choices A, B, C, and E contain mistakes because they either use units (which correlation coefficients don't have) or have values outside the -1 to 1 range. Choice D correctly states a plausible correlation value without these issues.

All but One of These Statements Contain a Mistake