The ________ is the most widely used statistic that summarizes the strength and direction of association between two metric variables.
A) covariance correlation
B) product moment correlation
C) inverse correlation
D) bivariate correlation
E) F-statistic

Question

Quizplus · Accepted Answer

The product moment correlation, also known as Pearson's correlation coefficient, is the most commonly used statistic to summarize the strength and direction of association between two metric variables. It measures the linear association between two variables, with values ranging from -1 to +1. A value of -1 indicates a perfect negative correlation, 0 indicates no correlation, and +1 indicates a perfect positive correlation.

The ________ Is the Most Widely Used Statistic That Summarizes