span class="op">)</span><span class="op">)</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Analysis of Variance Table</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Response: cost</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>           Df   Sum Sq Mean Sq F value Pr(&gt;F)</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> region     2   545154  272577  0.2327 0.7931</span>
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