ref="simple-linear-regression.html#estimating-the-relation-between-trump-votes-and-hate-groups"><i class="fa fa-check"></i><b>4.3.1</b> Estimating the relation between Trump votes and hate groups</a></li>
</ul></li>
<li class="chapter" data-level="4.4" data-path="simple-linear-regression.html"><a href="simple-linear-regression.html#hypothesis-testing"><i class="fa fa-check"></i><b>4.4</b> Hypothesis testing</a><ul>
<li class="chapter" data-level="4.4.1" data-path="simple-linear-regression.html"><a href="sim