href="../reference/descrip.html">descrip</a></span><span class="op">(</span><span class="va">fev</span><span class="op">$</span><span class="va">fev</span>, <span class="va">fev</span><span class="op">$</span><span class="va">height</span><span class="op">)</span></span></code></pre></div>
<pre><code><span><span class="co">##               N     Msng  Mean      Std Dev    Min       25%       Mdn     </span></span>
<span><span class="co">##    fev$fev:     654     0   2.637     0.8671    0.7910    1.981     