r-pr">#&gt;</span>  Groups Name        Std.Dev.</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>  site   (Intercept) 10      </span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co">## smooth terms</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="st">"Nile"</span><span class="op">)</span></span></span>
<span class="r-in"><span><spa