Usage
plotMeans(response, factor1, factor2,
error.bars = c("se", "sd", "conf.int", "none"), level=0.95,
xlab = deparse(substitute(factor1)),
ylab = paste("mean of", deparse(substitute(response))),
legend.lab = deparse(substitute(factor2)), main = "Plot of Means",
pch = 1:n.levs.2, lty = 1:n.levs.2, col = palette())
Arguments
response
Numeric variable for which means are to be computed.
factor1
Factor defining horizontal axis of the plot.
factor2
If present, factor defining profiles of means
error.bars
If "se"
, the default, error bars around means
give plus or minus one standard error of the mean; if "sd"
, error
bars give plus or minus one standard deviation; if "conf.int"
, error
bars give a confiden
level
level of confidence for confidence intervals; default is .95
xlab
Label for horizontal axis.
ylab
Label for vertical axis.
legend.lab
Label for legend.
pch
Plotting characters for profiles of means.
lty
Line types for profiles of means.
col
Colours for profiles of means