s="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Profile likelihood-based:</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>        lower     upper   </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> xi[0]  -0.27410  -0.11572</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> xi[1]  -0.16519  -0.02002</span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/plot.default.html" class="ext