Correlation coefficients are used to demonstrate the statistical relationships existing between an individual's test score and her/his performance.The correlation coefficients can range in magnitude from
A)zero to +1.
B)zero to -1.
C)- 1 to +1.
D)-100 to +100.
E)-2 to +2.

Question

Quizplus · Accepted Answer

Correlation coefficients range from -1 to +1, where -1 indicates a perfect negative correlation, +1 indicates a perfect positive correlation, and 0 indicates no correlation.

Correlation Coefficients Are Used to Demonstrate the Statistical Relationships Existing