="sourceCode r"><span id="cb6-1"><a href="#cb6-1" tabindex="-1"></a>min_max <span class="ot">&lt;-</span> <span class="fu">list</span>(</span>
<span id="cb6-2"><a href="#cb6-2" tabindex="-1"></a>  <span class="at">min =</span> <span class="sc">~</span><span class="fu">min</span>(.x, <span class="at">na.rm =</span> <span class="cn">TRUE</span>), </span>
<span id="cb6-3"><a href="#cb6-3" tabindex="-1"></a>  <span class="at">max =</span> <span class="sc">~</span><span class="fu">max</span>(.x, <span class="at"