e> in the <code>id</code> variable this observation will be automatically deleted. The user receives a warning.</li>
</ul>
</li>
<li>
<code>overview_crosstab</code>
<ul>
<li>if there is a <code>NA</code> in the <code>id</code> variable this observation will be automatically deleted. The user receives a warning.</li>
</ul>
</li>
</ul>
</li>
</ul>
<hr>
</div>
    <div id="overviewr-007" class="section level1">
<h1 class="page-header" data-toc-text="0.0.7">
<a href="#overviewr-007" class="anchor"></a>overviewR