survey (version 3.1)

barplot.svystat: Barplots and Dotplots

Description

Draws a barplot or dotplot based on results from a survey analysis. The default barplot method already works for results from svytable.

Usage

## S3 method for class 'svystat':
barplot(height, ...)
## S3 method for class 'svrepstat':
barplot(height, ...)
## S3 method for class 'svyby':
barplot(height,beside=TRUE, ...)
## S3 method for class 'svystat':
dotchart(x,...,pch=19)
## S3 method for class 'svrepstat':
dotchart(x,...,pch=19)
## S3 method for class 'svyby':
dotchart(x,...,pch=19)

Arguments

height,x

Analysis result

beside

Grouped, rather than stacked, bars

...

Arguments to barplot or dotchart

pch

Overrides the default in dotchart.default

Examples

data(api)
dclus1<-svydesign(id=~dnum, weights=~pw, data=apiclus1, fpc=~fpc)

a<-svymean(~stype, dclus1)
barplot(a)
barplot(a, names.arg=c("Elementary","High","Middle"), col="purple", main="Proportions of school level")

b<-svyby(~enroll+api.stu, ~stype, dclus1, svymean)
barplot(b,beside=TRUE,legend=TRUE)
dotchart(b)