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<!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: Transform a vector of quantitative values to the...</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 nqrank {qtl}"><tr><td>nqrank {qtl}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Transform a vector of quantitative values to the corresponding normal quantiles</h2> <h3>Description</h3> <p>Transform a vector of quantitative values to the corresponding normal quantiles (preserving the mean and SD). </p> <h3>Usage</h3> <pre> nqrank(x, jitter) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>x</code></td> <td> <p>A numeric vector</p> </td></tr> <tr valign="top"><td><code>jitter</code></td> <td> <p>If TRUE, randomly jitter the values to break ties.</p> </td></tr> </table> <h3>Value</h3> <p>A numeric vector; the input <code>x</code> is converted to ranks and then to normal quantiles. </p> <h3>Author(s)</h3> <p>Karl W Broman, <a href="mailto:broman@wisc.edu">broman@wisc.edu</a> </p> <h3>See Also</h3> <p><code><a href="../../base/html/rank.html">rank</a></code>, <code><a href="../../stats/html/Normal.html">qnorm</a></code>, <code>transformPheno</code> </p> <h3>Examples</h3> <pre> data(hyper) hyper <- transformPheno(hyper, pheno.col=1, transf=nqrank) </pre> <hr /><div style="text-align: center;">[Package <em>qtl</em> version 1.66 <a href="00Index.html">Index</a>]</div> </body></html>