The numerical value of a correlation coefficient can be
A) any number.
B) zero or any positive number.
C) any number between 0 and 1.
D) any number between -1 and 1.
E) any number between -1 and 1 other than 0.

Question

Quizplus · Accepted Answer

Correlation coefficient measures the strength of the relationship between two variables. The correlation coefficient can take values between -1 and 1, where -1 represents a perfect negative correlation, 0 represents no correlation, and 1 represents a perfect positive correlation. Therefore, the correct answer is D.

The Numerical Value of a Correlation Coefficient Can Be