span><span class="op">$</span><span class="va">conf</span></span></span>
<span class="r-in"><span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] 2.831955 3.148045</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> attr(,"conf.level")</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] 0.9</span>
<span class="r-in"><span></span></span>
</code></pre></div>
    </div>
  </div>
  <div class="col-md-3 hidden-xs hidden-sm" id="pkgdown-si