 class="sourceCode" id="cb318"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="va">sum_dat_factorial</span><span class="op">&lt;-</span><span class="va">factorial</span><span class="op">%&gt;%</span>
  <span class="fu"><a href="https://dplyr.tidyverse.org/reference/group_by.html">group_by</a></span><span class="op">(</span><span class="va">Condition</span>, <span class="va">time</span><span class="op">)</span><span class="op">%&gt;%</span>
  <span class="fu"><a href="https://dplyr