BSDA (version 1.01)

Region: Pollution index taken in three regions of the country

Description

Data for Exercise 10.26

Usage

Region

Format

A data frame with 48 observations on the following 6 variables.

West

a numeric vector

Central

a numeric vector

East

a numeric vector

Index

a numeric vector

Region

a numeric vector

Ranks

a numeric vector

Examples

# NOT RUN {
str(Region)
attach(Region)
boxplot(Index~Region)
anova(lm(Index~as.factor(Region)))
detach(Region)
# }