Plot residuals vs fitted values

Generates a simple scatter plot of residuals against fitted values from a linear model. A horizontal reference line at zero is added.

Usage

plotResidualsFitted(model)

Arguments

model

A fitted model of class lm.

Value

A ggplot object.

Examples

data(mtcars)
m <- lm(mpg ~ wt + qsec, data = mtcars)
plotResidualsFitted(m)
#> `geom_smooth()` using formula = 'y ~ x'