Groups {BSDA}R Documentation

An illustration of analysis of variance

Description

Data for Exercise 10.4

Usage

Groups

Format

A data frame with 26 observations on the following 3 variables.

GroupA
a numeric vector
GroupB
a numeric vector
GroupC
a numeric vector

Source

Kitchens, L. J. (2003) Basic Statistics and Data Analysis. Duxbury

Examples

str(Groups)
attach(Groups)
STACKED <-stack(Groups)
STACKED[1:5,]
boxplot(values~ind,col=c("red","blue","green"),data=STACKED)
anova(lm(values~ind,data=STACKED))
remove(STACKED)
detach(Groups)

[Package BSDA version 0.1 Index]