Rats {CoCoCg}R Documentation

Rats' Weights

Description

Drug trail on rats: Weight loss.

Usage

data(Rats)

Format

A data frame with 24 observations on the following 4 variables.

a
Sex : a factor with levels 1 2
b
Drug : a factor with levels 1 2 3
x
Wt. loss 1 : a numeric vector
y
Wt. loss 2 : a numeric vector

Details

Page 75 of Edwards (2000): The data stem from another drug trail, in which the weight losses of male and female rats under three drug treatments are studied. Four rats of each sex are assigned at random to each drug. Weight losses are observed after one and two weeks.

Source

Edwards, David (2000). Introduction to Graphical modelling, Springer.

References

Morrison (1976). Multivariate Statistical Methods, McGraw-Hill. Mardia, Kent, and Bibby (1979). Multivariate Analysis, Academic Press.

Examples

data(Rats);
CoCoObject <- makeCoCoCg();
enterDataFrame(Rats, object = CoCoObject);
fullModel <- makeModel(enterModel("*", object = CoCoObject));
eh(object = CoCoObject);
eh(sub.class = "hierarchical", object = CoCoObject);
endCoCo(object = CoCoObject);

[Package CoCoCg version 0.1.6.8 Index]