cats {MASS}R Documentation

Anatomical Data from Domestic Cats

Description

The heart and body weights of samples of male and female cats used for digitalis experiments. The cats were all adult, over 2 kg body weight.

Usage

cats

Format

This data frame contains the following columns:

Sex
Sex factor. Levels "F" and "M".
Bwt
Body weight in kg.
Hwt
Heart weight in g.

Source

R. A. Fisher (1947) The analysis of covariance method for the relation between a part and the whole, Biometrics 3, 65–68.

References

Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.


[Package MASS version 7.2-33 Index]