Quartet {car}R Documentation

Four Regression Datasets

Description

The Quartet data frame has 11 rows and 5 columns. These are contrived data.

Usage

Quartet

Format

This data frame contains the following columns:

x
X-values for datasets 1–3.
y1
Y-values for dataset 1.
y2
Y-values for dataset 2.
y3
Y-values for dataset 3.
x4
X-values for dataset 4.
y4
Y-values for dataset 4.

Source

Anscombe, F. J. (1973) Graphs in statistical analysis. American Statistician 27, 17–21.


[Package car version 1.1-0 Index]