Plots from a StepReg object

plot.StepReg visualizes the variable selection procedure using a StepReg object

# S3 method for class 'StepReg'
plot(
  x,
  strategy = attr(x, "nonhidden"),
  process = c("overview", "details"),
  num_digits = 6,
  ...
)

Arguments

x

StepReg object

strategy

Select which strategy to be displayed, default is the first name of StepReg object.

process

Select which process of stepwise regression to be displayed from 'details' and 'overview', default is 'overview'.

num_digits

The number of digits to keep when rounding the results. Default is 6.

...

Not used

Value

A list of plots comprising the selection detail plot and selection summary plot for each strategy.

Examples

if (FALSE) { # \dontrun{
data(mtcars)
formula <- mpg ~ .
x <- stepwise(formula = formula,
              data = mtcars,
              type = "linear",
              strategy = c("forward","bidirection","subset"),
              metric = c("AIC","BIC","SL"))
plot(x)
plot(x, strategy = "forward", process = "overview")
} # }