Description

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

Usage

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.