search for: plotresiv

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2012 Nov 04
1
Apply same linear model to subset of dataframe
...) # Plot residuals against fitted values for each model plot(lm.mpg$fitted,lm.mpg$residuals, main = "lm.mpg") plot(lm.drat$fitted,lm.drat$residuals, main = "lm.drat") plot(lm.gear$fitted,lm.gear$residuals, main = "lm.gear") # Plot residuals against IVs for each model plotResIV <- function (IV,lmResiduals) { lapply(IV, function (x) plot(x,lmResiduals)) } plotResIV(lm.mpg$model[,-1],lm.mpg$residuals) plotResIV(lm.drat$model[,-1],lm.drat$residuals) plotResIV(lm.gear$model[,-1],lm.gear$residuals) Many thanks Ross Ahmed [[alternative HTML version deleted]]