op">=</span> <span class="cn">NULL</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span>       int    int_se        h2     h2_se </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 0.4986445 0.2526338 0.6195226 0.1818980 </span>
<span class="r-in"><span></span></span>
</code></pre></div>
    </div>
  </div>
  <div class="col-md-3 hidden-xs hidden-sm" id="pkgdown-sidebar">
    <nav id="toc" data-toggle="toc" class="sticky-top"><h2 data-toc-skip>Conten