R: Body weights measured in a toxicological study

BW {mratios} | R Documentation

## Body weights measured in a toxicological study

### Description

Body weights of a 90-day chronic toxicological study on rats with a control and three dose groups.

### Usage

    data(BW)

### Format

A data frame with 60 observations on the following 2 variables.

Weight

  a numeric vector containing the bodyweights of rats

Dose

  a factor with levels 1, 2, 3, 4, specifying the dose groups, where 1 is the control group

### Source

Hothorn, L.A. (2004): Statistische Auswerteverfahren. In: Regulatorische Toxikologie (Reichl, F.X., ed.). Springer Verlag Heidelberg, pp. 167-181.

### Examples

    library(mratios)

    data(BW)

    str(BW)

    boxplot(Weight~Dose, data=BW)

[Package mratios version 1.3.17 Index]