The correlation coefficient takes on a value between ______.
A)0 and 1
B)-1 and +1
C)-∞ to +∞
D)-2 to +2

Question

Quizplus · Accepted Answer

The correlation coefficient represents the degree of linear relationship between two variables, and can take on values between -1 and +1. A correlation of +1 indicates a perfect positive linear relationship, while a correlation of -1 indicates a perfect negative linear relationship. A correlation of 0 indicates no linear relationship between the variables. Therefore, the best choice is option B, which indicates that the correlation coefficient can range from -1 to +1.

The Correlation Coefficient Takes on a Value Between ______