research.html#sec:independendependentvariables"><i class="fa fa-check"></i><b>2.3</b> Independent and dependent variables</a></li>
<li class="chapter" data-level="2.4" data-path="ch-research.html"><a href="ch-research.html#sec:falsification"><i class="fa fa-check"></i><b>2.4</b> Falsification and null hypothesis</a></li>
<li class="chapter" data-level="2.5" data-path="ch-research.html"><a href="ch-research.html#sec:empiricalcycle"><i class="fa fa-check"></i><b>2.5</b> The empirical cycle</a>
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