><span class='va'>predicted_y</span> <span class='op'>&lt;-</span> <span class='va'>clf</span> <span class='op'>%&gt;%</span> <span class='fu'><a href='predict.html'>predict</a></span><span class='op'>(</span><span class='va'>x_test</span><span class='op'>)</span><span class='op'>)</span>

<span class='co'># Evaluate the best model with testing data</span>
<span class='va'>clf</span> <span class='op'>%&gt;%</span> <span class='fu'><a href='evaluate.html'>evaluate</a></span><span class='op'>(</span><span cla