USPop: Population of the United States
Description
The USPop
data frame has 22 rows and 1 columns.
This is a decennial time-series, from 1790 to 2000.
Format
This data frame contains the following columns:
- year
-
census year.
- population
-
Population in millions.
References
Fox, J. (2008)
Applied Regression Analysis and Generalized Linear Models,
Second Edition. Sage.