 response variables,
possibly for each group formed by combinations of additional variables.
The resulting data frame has one column
for each of the statistics requested as well as columns for any grouping variables and a
column identifying the response variable for which the statistics was calculated.</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span><span class="fu">df_stats</span><span class="op">(</span></span>
<span>  <span class="va">formula</sp