catsM                  package:boot                  R Documentation

Weight Data for Domestic Cats

Description:

     The 'catsM' data frame has 97 rows and 3 columns.

     144 adult (over 2kg in weight) cats used for experiments with the
     drug digitalis had their heart and body weight recorded.  47 of
     the cats were female and 97 were male.  The 'catsM' data frame
     consists of the data for the male cats.  The full data are in
     dataset 'cats' in package 'MASS'.

Usage:

     cats

Format:

     This data frames contain the following columns:

     'Sex' A factor for the sex of the cat (levels are 'F' and 'M').

     'Bwt' Body weight in kg.

     'Hwt' Heart weight in g.

Source:

     The data were obtained from

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

References:

     Davison, A.C. and Hinkley, D.V. (1997)  _Bootstrap Methods and
     Their Application_. Cambridge University Press.

     Venables, W.N. and Ripley, B.D. (1994)  _Modern Applied Statistics
     with S-Plus_. Springer-Verlag.

See Also:

     'cats'

