EVOLUTION-MANAGER
Edit File: WorldPhones.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: The World's Telephones</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 WorldPhones {datasets}"><tr><td>WorldPhones {datasets}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>The World's Telephones</h2> <h3>Description</h3> <p>The number of telephones in various regions of the world (in thousands). </p> <h3>Usage</h3> <pre>WorldPhones</pre> <h3>Format</h3> <p>A matrix with 7 rows and 8 columns. The columns of the matrix give the figures for a given region, and the rows the figures for a year. </p> <p>The regions are: North America, Europe, Asia, South America, Oceania, Africa, Central America. </p> <p>The years are: 1951, 1956, 1957, 1958, 1959, 1960, 1961. </p> <h3>Source</h3> <p>AT&T (1961) <em>The World's Telephones</em>. </p> <h3>References</h3> <p>McNeil, D. R. (1977) <em>Interactive Data Analysis</em>. New York: Wiley. </p> <h3>Examples</h3> <pre> require(graphics) matplot(rownames(WorldPhones), WorldPhones, type = "b", log = "y", xlab = "Year", ylab = "Number of telephones (1000's)") legend(1951.5, 80000, colnames(WorldPhones), col = 1:6, lty = 1:5, pch = rep(21, 7)) title(main = "World phones data: log scale for response") </pre> <hr /><div style="text-align: center;">[Package <em>datasets</em> version 3.6.0 <a href="00Index.html">Index</a>]</div> </body></html>