="r-in"><span><span class="co">## realise the correct t-test to see the discrepancy</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/stats/t.test.html" class="external-link">t.test</a></span><span class="op">(</span><span class="va">dataFigure2</span><span class="op">$</span><span class="va">pre</span>, <span class="va">dataFigure2</span><span class="op">$</span><span class="va">post</span>, paired<span class="op">=</span><span class="cn">TRUE</span><span class="op">