<p>this blog post from 2009 is sort of obviously correct and yet I don’t know of any web sites that do this</p><p><a href="https://www.evanmiller.org/how-not-to-sort-by-average-rating.html" target="_blank" rel="nofollow noopener" translate="no"><span class="invisible">https://www.</span><span class="ellipsis">evanmiller.org/how-not-to-sort</span><span class="invisible">-by-average-rating.html</span></a></p>