.2.4" data-path="ch-frequencies.html"><a href="ch-frequencies.html#r-1"><i class="fa fa-check"></i><b>8.2.4</b> R</a></li>
</ul></li>
<li class="chapter" data-level="8.3" data-path="ch-frequencies.html"><a href="ch-frequencies.html#sec:barcharts"><i class="fa fa-check"></i><b>8.3</b> Bar charts</a></li>
<li class="chapter" data-level="8.4" data-path="ch-frequencies.html"><a href="ch-frequencies.html#sec:histograms"><i class="fa fa-check"></i><b>8.4</b> Histograms</a>
<ul>
<li class="chapter" data-level="8.4