Compare residuals before and after remediation

Overlays residuals of two models on a single plot to visualise improvement after applying a remediation method (e.g. WLS or robust regression).

Usage

plotBeforeAfter(original, remedied)

Arguments

original

The original lm or glm model.

remedied

The model fitted after remediation.

Value

A ggplot object with residuals of both models.

Examples

data(mtcars)
m1 <- lm(mpg ~ wt, data = mtcars)
m2 <- fitWLS(m1)
plotBeforeAfter(m1, m2)
#> `geom_smooth()` using formula = 'y ~ x'