Definitions for

**"Regression Coefficient"**A coefficient of a predictor or an additive constant in a regression equation. The term is usually used in the context of linear or multiple linear regression. See regression.

Term yielded by regression analysis that indicates the sensitivity of the dependent variable to a particular independent variable. See: Parameter.

when the regression line is linear (y = ax + b) the regression coefficient is the constant (a) that represents the rate of change of one variable (y) as a function of changes in the other (x); it is the slope of the regression line