 chisq.test(tab, correct = FALSE, ...): Chi-squared approximation may</span></span>
<span id="cb4-4"><a href="#cb4-4" aria-hidden="true" tabindex="-1"></a><span class="co">#&gt; be incorrect</span></span></code></pre></div>
<table style="width:99%;">
<colgroup>
<col width="20%" />
<col width="19%" />
<col width="19%" />
<col width="19%" />
<col width="19%" />
</colgroup>
<thead>
<tr class="header">
<th align="center"> <br />
mtcars$gear</th>
<th align="center">mtcars$cyl<br />
4</th>
<th align="center"> <