Which of the following is true about r values?
A) They can only range from 0 to 1.
B) They must be a positive number.
C) They must be less than .05.
D) They can only range from -1 to +1.

Question

Quizplus · Accepted Answer

The correlation coefficient, denoted as r, measures the strength and direction of a linear relationship between two variables on a scatterplot. The value of r ranges from -1 to +1, where -1 indicates a perfect negative linear relationship, +1 indicates a perfect positive linear relationship, and 0 indicates no linear relationship.

Which of the Following Is True About R Values