EVOLUTION-MANAGER
Edit File: uspop2.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Projected US Population</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for uspop2 {survival}"><tr><td>uspop2 {survival}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Projected US Population</h2> <h3>Description</h3> <p>US population by age and sex, for 2000 through 2020</p> <h3>Usage</h3> <pre>data(uspop2)</pre> <h3>Format</h3> <p>The data is a matrix with dimensions age, sex, and calendar year. Age goes from 0 through 100, where the value for age 100 is the total for all ages of 100 or greater. </p> <h3>Details</h3> <p> This data is often used as a "standardized" population for epidemiology studies.</p> <h3>Source</h3> <p>NP2008_D1: Projected Population by Single Year of Age, Sex, Race, and Hispanic Origin for the United States: July 1, 2000 to July 1, 2050, www.census.gov/population/projections. </p> <h3>See Also</h3> <p><code><a href="../../datasets/html/uspop.html">uspop</a></code></p> <h3>Examples</h3> <pre> us50 <- uspop2[51:101,, "2000"] #US 2000 population, 50 and over age <- as.integer(dimnames(us50)[[1]]) smat <- model.matrix( ~ factor(floor(age/5)) -1) ustot <- t(smat) %*% us50 #totals by 5 year age groups temp <- c(50,55, 60, 65, 70, 75, 80, 85, 90, 95) dimnames(ustot) <- list(c(paste(temp, temp+4, sep="-"), "100+"), c("male", "female")) </pre> <hr /><div style="text-align: center;">[Package <em>survival</em> version 2.44-1.1 <a href="00Index.html">Index</a>]</div> </body></html>