Residuals' plots for ANOVA models

This function is only suitable to analyze residuals of ANOVA models. It must not be used to analyze residuals from regression or ANCOVA models.

plotResiduals(model)

Arguments

model

an object of the class lm or aov.

Value

residual plots suitable for residual analysis of data from design experiments.

Examples

library(planex)
library(tidyverse)
data(saquinhos)
saquinhos <- mutate(saquinhos,
  concentracao = as.factor(concentracao)
)
mod <- aov(resistencia ~ concentracao, data = saquinhos)
plotResiduals(mod)