QQ plot of residuals¶ Source: R/plotDiagnostics.R ยท Help: ?plotResidualQQ Visualises departure from normality using a QQ plot. Usage¶ plotResidualQQ(model) Arguments¶ model A fitted model of class lm or glm. Value¶ A ggplot object. Examples¶ data(mtcars) m <- lm(mpg ~ wt + qsec, data = mtcars) plotResidualQQ(m)