The adjusted r-squared is helpful for multiple regression and corrects for erroneous regression, giving you a more accurate ...

Residual plots can be used to validate assumptions about the regression model. Figure 1: Residual plots are helpful in assessments of nonlinear trends and heteroscedasticity. A formal test of lack of ...

This is a preview. Log in through your library . Abstract 1. Residuals from linear regressions are used frequently in statistical analysis, often for the purpose of controlling for unwanted effects in ...