[R] boxplot via plot command

[Ken Knoblauch]

Antje <niederlein-rstat <at> yahoo.de> writes:
> I've just discovered that the following code leads to boxplot 
> (surprisingly to me).
> Can anybody explain to me why? Is this documented somewhere? I've never 
> consider this option before.
> x <- rnorm(300)
> l <- c(rep("label1",100), rep("label2",50), rep("label3",150))
> df <- data.frame(as.factor(l), x)
> plot(df)
Just to complete my  response, 
the documentation for plot.data.frame indicates

For a two-column data frame it plots the second column 
against the first by the most appropriate method for 
the first column.


kk

-- 
Ken Knoblauch
Inserm U846
Institut Cellule Souche et Cerveau
Département Neurosciences Intégratives
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