/i><b>5.11.1</b> Proof that the sum of errors from the Mean is zero</a></li>
</ul></li>
</ul></li>
<li class="chapter" data-level="6" data-path="probability.html"><a href="probability.html"><i class="fa fa-check"></i><b>6</b> Probability</a>
<ul>
<li class="chapter" data-level="6.1" data-path="probability.html"><a href="probability.html#what-is-probability"><i class="fa fa-check"></i><b>6.1</b> What is probability?</a></li>
<li class="chapter" data-level="6.2" data-path="probability.html"><a href="probabili