27.71126 31.71243 23.71010
## 3 1.838917 26.75488 30.38319 23.12656
## 4 2.001875 25.79849 29.06385 22.53313
## 5 2.164833 24.84210 27.75810 21.92610
## 6 2.327792 23.88571 26.47147 21.29996</code></pre>
<p>From this structure, it is very easy to draw a predicted values plot</p>
<div class="sourceCode"><pre class="sourceCode r"><code class="sourceCode r"><span class="kw">library</span>(<span class="st">"ggplot2"</span>)
<span class="kw">ggplot</span>(cdat, <span class="kw">aes</span>(<span class="dt">x =</s