le="color: #BB0000;">NA</span>      <span style="color: #BB0000;">NA</span>             <span style="color: #BB0000;">NA</span></span></span></code></pre></div>
<p>More often though you will want to retrieve specific values from
specific points for the results text for example:</p>
<div class="sourceCode" id="cb6"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="va">initialSet</span> <span class="op">=</span> <span class="va">demo_data</span> <span class="op"><a href="../refe