barchart
From lattice v0.3-1
by Deepayan Sarkar
Bar Graphs
Draw Bar plots
- Keywords
- hplot
Usage
barchart(formula,
data = parent.frame(),
panel = panel.barchart,
box.ratio =2,
...)
Arguments
- formula
- a formula describing the form of conditioning plot. A
formula of the form
y ~ x | g1 * g2 * ...
indicates that plots ofy
versusx
should be produced conditional on the variableg1,g2,...
. - panel
- panel function to be used to draw panels
- data
- data frame for the variables in the formula etc
- box.ratio
- ratio of bar width to inter bar width
- ...
- other arguments
Details
see the documentation for trellis.args
.
Value
- An object of class ``trellis'', plotted by default by
print.trellis
.
Note
The x-axis limits might not be meaningful. The bars are drawn from the extreme left of the panel, whatever be the x-limits.
synopsis
barchart(formula, data = parent.frame(), panel = "panel.barchart", prepanel = NULL, strip = TRUE, box.ratio = 2, groups = NULL, ..., subset = TRUE)
See Also
Examples
data(barley)
barchart(variety ~ yield | year * site, data = barley, aspect = 0.4,
xlab = "Barley Yield (bushels/acre)")
Community examples
Looks like there are no examples yet.