EVOLUTION-MANAGER
Edit File: coop.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: Co-operative Trial in Analytical Chemistry</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 coop {MASS}"><tr><td>coop {MASS}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2> Co-operative Trial in Analytical Chemistry </h2> <h3>Description</h3> <p>Seven specimens were sent to 6 laboratories in 3 separate batches and each analysed for Analyte. Each analysis was duplicated. </p> <h3>Usage</h3> <pre> coop </pre> <h3>Format</h3> <p>This data frame contains the following columns: </p> <dl> <dt><code>Lab</code></dt><dd> <p>Laboratory, <code>L1</code>, <code>L2</code>, ..., <code>L6</code>. </p> </dd> <dt><code>Spc</code></dt><dd> <p>Specimen, <code>S1</code>, <code>S2</code>, ..., <code>S7</code>. </p> </dd> <dt><code>Bat</code></dt><dd> <p>Batch, <code>B1</code>, <code>B2</code>, <code>B3</code> (nested within <code>Spc/Lab</code>), </p> </dd> <dt><code>Conc</code></dt><dd> <p>Concentration of Analyte in <i>g/kg</i>. </p> </dd> </dl> <h3>Source</h3> <p>Analytical Methods Committee (1987) Recommendations for the conduct and interpretation of co-operative trials, <em>The Analyst</em> <b>112</b>, 679–686. </p> <h3>References</h3> <p>Venables, W. N. and Ripley, B. D. (2002) <em>Modern Applied Statistics with S.</em> Fourth edition. Springer. </p> <h3>See Also</h3> <p><code><a href="chem.html">chem</a></code>, <code><a href="abbey.html">abbey</a></code>. </p> <hr /><div style="text-align: center;">[Package <em>MASS</em> version 7.3-51.4 <a href="00Index.html">Index</a>]</div> </body></html>