a regression model or regression equation, when plotted, may assume one of many possible shapes, including a straight line. A regression equation that gives a straight-line relationship between variables is called a linear regression model
LINEAR REGRESSION MODEL
Meaning of LINEAR REGRESSION MODEL in English
Sean Woo's Finance, GIS and real estate English glossary. Английский глоссарий по ГИС(Географическая информационная система) и недвижимости Sean Woo's Finance. 2012