a factor to calculate the upper/lower adjacent values
h
the height for the density estimator, if omit as explained in sm.density, h will be set to an optimum
ylim
y limits
names
one label, or a vector of labels for the datas must match the number of datas given
col, border, lty, lwd
Graphical parameters for the violin passed to lines and polygon
rectCol, colMed, pchMed
Graphical parameters to control the look of the box
drawRect
logical. the box is drawn if TRUE.
at
position of each violin. Default to 1:n
add
logical. if FALSE (default) a new plot is created
wex
relative expansion of the violin.
horizontal
logical. horizontal or vertical violins
Details
A violin plot is a combination of a box plot and a kernel density plot.
Specifically, it starts with a box plot. It then adds a rotated kernel density plot to each side of the box plot.