 class="sourceCode r"><a class="sourceLine" id="cb27-1" data-line-number="1">grouping_df <span class="op">%&gt;%</span><span class="st"> </span></a>
<a class="sourceLine" id="cb27-2" data-line-number="2"><span class="st">  </span><span class="kw"><a href="https://dplyr.tidyverse.org/reference/group_by.html">group_by</a></span>(group) <span class="op">%&gt;%</span><span class="st"> </span></a>
<a class="sourceLine" id="cb27-3" data-line-number="3"><span class="st">  </span><span class="kw"><a href="https://d