uspop | R Documentation |
Populations Recorded by the US Census
Description
This data set gives the population of the United States (in millions) as recorded by the decennial census for the period 1790–1970.
Usage
uspop
Format
A time series of 19 values.
Source
McNeil, D. R. (1977) Interactive Data Analysis. New York: Wiley.
Examples
require(graphics)
plot(uspop, log = "y", main = "uspop data", xlab = "Year",
ylab = "U.S. Population (millions)")