c</span><span class="op">(</span>yobs <span class="op">=</span> <span class="cn">NULL</span>, ypred <span class="op">=</span> <span class="cn">NULL</span><span class="op">)</span></span></code></pre></div>
    </div>

    <div class="section level2">
    <h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>
    <dl><dt>yobs</dt>
<dd><p>is a vector of observed phenotypes</p></dd>


<dt>ypred</dt>
<dd><p>is a vector of predicted phenotypes</p></dd>

</dl></div>

  </mai