="external-link">require</a></span><span class="op">(</span><span class="st">"mlbench"</span><span class="op">)</span>
<span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="va">BreastCancer</span><span class="op">)</span>

<span class="va">raw</span> <span class="op">&lt;-</span> <span class="va">BreastCancer</span>
<span class="co">## rownumber index of 8 duplicate 16 incomplete rows</span>
<span class="va">idx</span> <span c