50</span>
<span class="co">#&gt; 2 A     E     Vals           3        0                0             100</span></code></pre></div>
<div class="sourceCode" id="cb14"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span class="fu"><a href="reference/na_summary.html">na_summary</a></span><span class="op">(</span><span class="va">test2</span>, grouping_cols<span class="op">=</span><span class="st">"ID"</span><span class="op">)</span>
<span class="co">#&gt; Warning in na_summary.data.frame(test2,