rats {faraway}R Documentation

Effect of toxic agents on rats

Description

An experiment was conducted as part of an investigation to combat the effects of certain toxic agents.

Usage

data(rats)

Format

A data frame with 48 observations on the following 3 variables.

time
survival time in tens of hours
poison
the poison type - a factor with levels I II III
treat
the treatment - a factor with levels A B C D

Source

Box G and Cox D (1964) "An analysis of transformations" J. Roy. Stat. Soc. Series B. 26 211.


[Package faraway version 1.0.4 Index]