plot.f_friedman: Plot method for f_friedman objects

In rfriend: Provides Batch Functions and Visualisation for Basic Statistical Procedures

Plot method for f_friedman objects

Description

Displays the within-block trace plot and/or the boxplot stored in an f_friedman object. Plots are only available when the original call used plot = TRUE.

Usage

## S3 method for class 'f_friedman'
plot(x, which = c("distributions", "Boxplot"), ...)

Arguments

x	An object of class f_friedman.
which	Character vector indicating which plots to show. Options are "distributions" (within-block trace plot with median trend line), "Boxplot", or both (default).
...	Additional arguments (currently ignored).

Value

Returns x invisibly.

Examples

set.seed(1)
df_rm <- data.frame(
  subject   = factor(rep(1:10, each = 3)),
  condition = factor(rep(c("A", "B", "C"), times = 10)),
  score     = c(rbind(rnorm(10, 4), rnorm(10, 6), rnorm(10, 8)))
)
result <- f_friedman(score ~ condition | subject, data = df_rm,
                     output_type = "default")
plot(result)                          # both plots
plot(result, which = "Boxplot")       # boxplot only

rfriend documentation built on July 7, 2026, 1:06 a.m.