nk">plot</a></span><span class="op">(</span><span class="va">subgrp.model</span>, type <span class="op">=</span> <span class="st">"conditional"</span><span class="op">)</span></span>
<span class="r-msg co"><span class="r-pr">#&gt;</span> `geom_smooth()` using formula 'y ~ s(x, bs = "cs")'</span>
<span class="r-plt img"><img src="plot-4.png" alt="" width="700" height="433"></span>
<span class="r-in"></span>
<span class="r-in"><span class="va">valmod</span> <span class="op">&lt;-</span> <span class="fu"><a hr