Quartet | 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.