Quartet

The <code>Quartet</code> data frame has 11 rows and 5 columns.
These are contrived data.

datasets


Functions and Datasets to Accompany J. Fox and S. Weisberg,
An R Companion to Applied Regression, Second Edition, Sage, 2011.

John Fox

Companion to Applied Regression

Quartet function

This data frame contains the following columns:
 <dl>
 <dt>x</dt><dd>
 X-values for datasets 1--3.
 </dd> <dt>y1</dt><dd>
 Y-values for dataset 1.
 </dd> <dt>y2</dt><dd>
 Y-values for dataset 2.
 </dd> <dt>y3</dt><dd>
 Y-values for dataset 3.
 </dd> <dt>x4</dt><dd>
 X-values for dataset 4.
 </dd> <dt>y4</dt><dd>
 Y-values for dataset 4.
 </dd> </dl>

Format

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

Quartet: Four Regression Datasets

Description

Usage

Arguments

Format

Source