EVOLUTION-MANAGER
Edit File: freeny.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: Freeny's Revenue Data</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 freeny {datasets}"><tr><td>freeny {datasets}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Freeny's Revenue Data</h2> <h3>Description</h3> <p>Freeny's data on quarterly revenue and explanatory variables. </p> <h3>Usage</h3> <pre> freeny freeny.x freeny.y </pre> <h3>Format</h3> <p>There are three ‘freeny’ data sets. </p> <p><code>freeny.y</code> is a time series with 39 observations on quarterly revenue from (1962,2Q) to (1971,4Q). </p> <p><code>freeny.x</code> is a matrix of explanatory variables. The columns are <code>freeny.y</code> lagged 1 quarter, price index, income level, and market potential. </p> <p>Finally, <code>freeny</code> is a data frame with variables <code>y</code>, <code>lag.quarterly.revenue</code>, <code>price.index</code>, <code>income.level</code>, and <code>market.potential</code> obtained from the above two data objects. </p> <h3>Source</h3> <p>A. E. Freeny (1977) <em>A Portable Linear Regression Package with Test Programs</em>. Bell Laboratories memorandum. </p> <h3>References</h3> <p>Becker, R. A., Chambers, J. M. and Wilks, A. R. (1988) <em>The New S Language</em>. Wadsworth & Brooks/Cole. </p> <h3>Examples</h3> <pre> require(stats); require(graphics) summary(freeny) pairs(freeny, main = "freeny data") # gives warning: freeny$y has class "ts" summary(fm1 <- lm(y ~ ., data = freeny)) opar <- par(mfrow = c(2, 2), oma = c(0, 0, 1.1, 0), mar = c(4.1, 4.1, 2.1, 1.1)) plot(fm1) par(opar) </pre> <hr /><div style="text-align: center;">[Package <em>datasets</em> version 3.6.0 <a href="00Index.html">Index</a>]</div> </body></html>