96 on 21 degrees of freedom</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Multiple R-squared:  0.2783,	Adjusted R-squared:  0.2096 </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> F-statistic:  4.05 on 2 and 21 DF,  p-value: 0.03255</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/stats/anova.html" class="external-link">anova</a></span><span class="op">(</span><span class="fu"><a href="htt