unction without and with <span class="math inline">\(dbh\)</span> as covariate, while <code>P.hr</code>
and <code>P.hr.cov</code> contain the probabilities according to the
hazard rate function without and with covariate respectively.</p>
<div class="sourceCode" id="cb3"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="fu"><a href="https://rdrr.io/r/utils/head.html" class="external-link">head</a></span><span class="op">(</span><span class="va">tree.ds</span><span class="op">$</span