/code> to make explicit that the CIP codes in this column
represent programs of which the students can be considered starters. The
code would have the form</p>
<div class="sourceCode" id="cb9"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="co"># Not run</span></span>
<span><span class="va">DT</span> <span class="op">&lt;-</span> <span class="va">DT</span><span class="op">[</span>, <span class="fu">.</span><span class="op">(</span><span class="va">mcid</span>, start <span cl