EVOLUTION-MANAGER
Edit File: eagles.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: Foraging Ecology of Bald Eagles</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 eagles {MASS}"><tr><td>eagles {MASS}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2> Foraging Ecology of Bald Eagles </h2> <h3>Description</h3> <p>Knight and Skagen collected during a field study on the foraging behaviour of wintering Bald Eagles in Washington State, USA data concerning 160 attempts by one (pirating) Bald Eagle to steal a chum salmon from another (feeding) Bald Eagle. </p> <h3>Usage</h3> <pre> eagles </pre> <h3>Format</h3> <p>The <code>eagles</code> data frame has 8 rows and 5 columns. </p> <dl> <dt><code>y</code></dt><dd> <p>Number of successful attempts. </p> </dd> <dt><code>n</code></dt><dd> <p>Total number of attempts. </p> </dd> <dt><code>P</code></dt><dd> <p>Size of pirating eagle (<code>L</code> = large, <code>S</code> = small). </p> </dd> <dt><code>A</code></dt><dd> <p>Age of pirating eagle (<code>I</code> = immature, <code>A</code> = adult). </p> </dd> <dt><code>V</code></dt><dd> <p>Size of victim eagle (<code>L</code> = large, <code>S</code> = small). </p> </dd> </dl> <h3>Source</h3> <p>Knight, R. L. and Skagen, S. K. (1988) Agonistic asymmetries and the foraging ecology of Bald Eagles. <em>Ecology</em> <b>69</b>, 1188–1194. </p> <h3>References</h3> <p>Venables, W. N. and Ripley, B. D. (1999) <em>Modern Applied Statistics with S-PLUS.</em> Third Edition. Springer. </p> <h3>Examples</h3> <pre> eagles.glm <- glm(cbind(y, n - y) ~ P*A + V, data = eagles, family = binomial) dropterm(eagles.glm) prof <- profile(eagles.glm) plot(prof) pairs(prof) </pre> <hr /><div style="text-align: center;">[Package <em>MASS</em> version 7.3-51.4 <a href="00Index.html">Index</a>]</div> </body></html>