plot.factor(x, y, ...)
x,y
|
numeric or factor. y may be missing.
|
...
|
Further arguments to plot, see also
par.
|
factor arguments of the generic
plot function.
Actually, boxplot or barplot are used when
appropriate.plot.default, plot.formula.data(plants) plot(plants)#-> plot.data.frame plot(weight ~ group, data=plants)#-> plot.formula and plot.factor