Description

The USPop data frame has 22 rows and 1 columns. This is a decennial time-series, from 1790 to 2000.

Usage

Format

This data frame contains the following columns:

year

census year.

population

Population in millions.

Source

U.S.~Census Bureau: http://www.census-charts.com/Population/pop-us-1790-2000.html, downloaded 1 May 2008.

References

Fox, J. (2016) Applied Regression Analysis and Generalized Linear Models, Third Edition. Sage.