Anscombe data frame has 51 rows and 4 columns.
The observations are the U. S. states plus Washington, D. C. in 1970.
This data frame contains the following columns:
Per-capita education expenditures, dollars.
Per-capita income, dollars.
Proportion under 18, per 1000.
Proportion urban, per 1000.
Fox, J. (2008) Applied Regression Analysis and Generalized Linear Models, Second Edition. Sage.