A numerical measure of linear association between two variables is the
A)variance
B)z-score
C)correlation coefficient
D)None of the other answers are correct.

Question

Quizplus · Accepted Answer

The correlation coefficient is a measure of the strength and direction of the linear relationship between two variables. It ranges from -1 to 1, where -1 indicates a perfect negative relationship, 0 indicates no relationship, and 1 indicates a perfect positive relationship. Therefore, the correlation coefficient is the best choice for measuring linear association between two variables.

A Numerical Measure of Linear Association Between Two Variables Is