plotrix (version 1.41)

plot.freq: Plot a frequency table

Description

Plots a horizontal bar plot of a "freq" object.

Usage

plot.freq(x,main=NULL,col=NULL,show.prop=TRUE,show.pc=FALSE,show.labels=FALSE,
  show.axis=FALSE,...)

Arguments

x

a frequency table produced by freq

main

main title of the plot

col

vector of colors to use as fills for the bars - defaults to 1:nbars+1.

show.prop

whether to display the proportions or percentages on each bar

show.pc

whether to display percentages instead of proportions

show.labels

whether to display the value labels on each bar

show.axis

whether to display a horizontal axis below the bars

...

additional arguments passed to plot.

Value

• nil

Details

plot.freq will accept a list of frequencies produced by freq and display a horizontal barplot in which each horizontal stack of bars represents one component of the list. The length of each bar is proportional to the frequency of that value in the list.

See Also

freq

Examples

testdat.df<-data.frame(Sex=sample(c("Male","Female"),142,TRUE),
  Marital=sample(c("Divorced","Married","Single","De facto","Widowed"),142,TRUE),
  SES=c(sample(c("Low","Middle","High"),130,TRUE),rep(NA,12)),
  Age=sample(c("0-20","21-40","41-60","61-80","over 80"),142,TRUE))
 testdat.freq<-freq(testdat.df)
 plot.freq(testdat.freq,show.labels=TRUE,show.axis=TRUE)