Linear regression (also called simple regression) contains only two variables: the independent variable and the dependent variable. Multiple regression contains both linear and nonlinear ...

Catherine Falls Commercial/Getty Images Linear regression is a type of data analysis that considers the linear relationship between a dependent variable and one or more independent variables.

At times it is desirable to have independent variables in the model that are qualitative rather than quantitative. This is easily handled in a regression framework. Regression uses qualitative ...