f="starting-with-data.html"><span class="header-section-number">3</span> Starting with data</a></li>
<li><a class="" href="data-wrangling-1.html"><span class="header-section-number">4</span> Data wrangling 1</a></li>
<li><a class="" href="data-wrangling-2.html"><span class="header-section-number">5</span> Data wrangling 2</a></li>
<li><a class="" href="data-wrangling-3.html"><span class="header-section-number">6</span> Data Wrangling 3</a></li>
<li><a class="" href="intro-to-data-visualisation.html"><span c