us.pop.size {smss} | R Documentation |
US population size by decade. Table 14.8 of 4th edition.
data.frame
with 12 observations of the following 2 variables,
decade
Decade (0=1890, 11=2000)
population
Population (millions)
http://www.stat.ufl.edu/~aa/social/data.html
data(us.pop.size)
summary(us.pop.size)