="va">FamilySmoking</span><span class="op">)</span> <span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 	Pearson's Chi-squared test</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> data:  x</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> X-squared = 37.566, df = 2, p-value = 6.959e-09</span>
<span class="r-out co">