primates {DAAG}R Documentation

Primate Body and Brain Weights

Description

A subset of Animals data frame from the MASS library. It contains the average body and brain measurements of five primates.

Usage

data(primates)

Format

This data frame contains the following columns:

Bodywt
a numeric vector consisting of the body weights (in kg) of five different primates
Brainwt
a numeric vector consisting of the corresponding brain weights (in g)

Source

P. J. Rousseeuw and A. M. Leroy (1987) Robust Regression and Outlier Detection. Wiley, p. 57.

Examples

data(primates)
attach(primates)
plot(x=Bodywt, y=Brainwt, pch=16,
       xlab="Body weight (kg)", ylab="Brain weight (g)",
       xlim=c(5,300), ylim=c(0,1500))
chw <- par()$cxy[1]
chh <- par()$cxy[2]
text(x=Bodywt+chw, y=Brainwt+c(-.1,0,0,.1,0)*chh,
       labels=row.names(primates), adj=0)
detach(primates)

[Package Contents]