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faraway (version 1.0.7)

rats: 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)

Arguments

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