brains {alr4}

Mammal brain weights

Description

The data provided gives the average body weight in kilograms and the average brain weight in grams for sixty-two species of mammals.

Format

This data frame uses species names as row labels and contains the following columns:

BrainWt

Brain weight, grams

BodyWt

Body weight, kg

Source

Allison, T. and Cicchetti, D. (1976). Sleep in mammals: Ecology and constitutional correlates. Science, 194, 732-734.

References

Weisberg, S. (2014). Applied Linear Regression, 4th edition. Hoboken NJ: Wiley.

Examples

head(brains)