a></li>
<li class="chapter" data-level="4.3" data-path="ch-levelsofmeasurement.html"><a href="ch-levelsofmeasurement.html#sec:ordinal"><i class="fa fa-check"></i><b>4.3</b> Ordinal</a></li>
<li class="chapter" data-level="4.4" data-path="ch-levelsofmeasurement.html"><a href="ch-levelsofmeasurement.html#sec:interval"><i class="fa fa-check"></i><b>4.4</b> Interval</a></li>
<li class="chapter" data-level="4.5" data-path="ch-levelsofmeasurement.html"><a href="ch-levelsofmeasurement.html#sec:ratio"><i class="fa 