><span class="co">#&gt;   MarginofError_2 LCB95Pct_2 UCB95Pct_2</span></span>
<span><span class="co">#&gt; 1        4.112331   25.74196   33.96663</span></span></code></pre></div>
<p>Though we don’t show an example here, the median can be estimated
using the <code>test</code> argument in
<code>change_anlaysis()</code>.</p>
<p>Trend analysis generalizes change analysis to more than two samples
(usually time points). Though we omit an example here, the arguments to
<code><a href="../reference/trend_analysis