The coefficient of correlation is
A) a measure of the strength and direction of the linear relationship between two variables.
B) equal to the size of the change in the Y variable that is caused by a change in the X variable.
C) is equal to the proportion of the variation in the Y variable that is due to variations in the X variable.
D) All of the above are correct.

Question

Quizplus · Accepted Answer

The coefficient of correlation measures the strength and direction of the linear relationship between two variables, but it does not directly measure the size of change in one variable caused by changes in another, nor the proportion of variation in one variable due to the other.

The Coefficient of Correlation Is