All but one of the statements below contain a mistake. Which one could be true?
A) If the correlation between blood alcohol level and reaction time is 0.73, then the correlation between reaction time and blood alcohol level is -0.73.
B) The correlation between gender and age is -0.171.
C) The correlation between height and weight is 0.568 inches per pound.
D) The correlation between weight and length of foot is 0.488.
E) The correlation between the breed of a dog and its weight is 0.435.

Question

Quizplus · Accepted Answer

Correlation is a measure of the strength and direction of a linear relationship between two quantitative variables. Option D is the only statement that correctly describes a correlation between two quantitative variables (weight and length of foot) with a plausible correlation coefficient.

All but One of the Statements Below Contain a Mistake