correlation coefficientcorrelation coefficient
Statistics any of several measures of concomitant variation in two or more variables
A measure of the interdependence of two random variables that ranges in value from −1 to +1, indicating perfect negative correlation at −1, absence of correlation at zero, and perfect positive correlation at +1. Also called coefficient of correlation.
correlation coefficient - Investment & Finance Definition
A statistical measurement that shows to what extent two variables move together.