i>
<li class="chapter" data-level="9.3" data-path="ch-centre-and-dispersion.html"><a href="ch-centre-and-dispersion.html#central-tendencies"><i class="fa fa-check"></i><b>9.3</b> Central tendencies</a>
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<li class="chapter" data-level="9.3.1" data-path="ch-centre-and-dispersion.html"><a href="ch-centre-and-dispersion.html#sec:mean"><i class="fa fa-check"></i><b>9.3.1</b> mean</a></li>
<li class="chapter" data-level="9.3.2" data-path="ch-centre-and-dispersion.html"><a href="ch-centre-and-dispersion.html#s