 class="r-pr">#&gt;</span> xi[0]  -0.295708  -0.102188</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> xi[1]  -0.185107   0.008412</span>
<span class="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]  -0.289574  -0.094328</span>
<span class="r-out co"><span 