openintro (version 1.1)

census: Random sample of 2000 U.S. Census Data

Description

A random sample of 500 observations from the 2000 U.S. Census Data.

Usage

data(census)

source

http://factfinder.census.gov/

Examples

data(census)
str(census)
these <- census[,3] > 0     # income greater than 0
histPlot(log(census$totalFamilyIncome[these]))