Which of the following Pearson correlation coefficients indicates the strongest relationship between two variables?
A) .56
B) -.81
C) -.05
D) .34

Question

Quizplus · Accepted Answer

The Pearson correlation coefficient 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. The strength of the relationship is determined by the absolute value of the coefficient, regardless of the sign. Therefore, -.81 indicates the strongest relationship among the options because its absolute value is the highest.

Which of the Following Pearson Correlation Coefficients Indicates the Strongest