Format
This data frame contains the following columns:
- income
-
Per-capita income in U. S. dollars.
- infant
-
Infant-mortality rate per 1000 live births.
- region
-
A factor with levels:
Africa
;
Americas
;
Asia
, Asia and Oceania;
Europe
.
- oil
-
Oil-exporting country.
A factor with levels:
no
,
yes
.
Source
Leinhardt, S. and Wasserman, S. S. (1979)
Exploratory data analysis: An introduction to selected methods.
In Schuessler, K. (Ed.)
Sociological Methodology 1979 Jossey-Bass. The New York Times, 28 September 1975, p. E-3, Table 3.