an>
<span id="cb13-2"><a href="#cb13-2" tabindex="-1"></a>  <span class="fu">summarise</span>(<span class="fu">across</span>(<span class="fu">where</span>(is.numeric), sd), <span class="at">n =</span> <span class="fu">n</span>())</span>
<span id="cb13-3"><a href="#cb13-3" tabindex="-1"></a><span class="co">#&gt;   x        y n</span></span>
<span id="cb13-4"><a href="#cb13-4" tabindex="-1"></a><span class="co">#&gt; 1 1 4.041452 3</span></span></code></pre></div>
<p>Alternatively, you could explicitly exclu