 datasets used for training or fitting (i.e., the “train” or
“test” sets), they should be specified consistently. For instance, the
following command would visualize the best training tree in
<code>titanic.fft</code>:</p>
<div class="sourceCode" id="cb9"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="fu"><a href="https://rdrr.io/r/graphics/plot.default.html" class="external-link">plot</a></span><span class="op">(</span><span class="va">titanic.fft</span>, tree <span