e criterion
variable.</p></li>
<li>
<p><em>FFT and classification performance</em>: The middle row shows
the tree (in the center) as well as how many cases (here: persons) were
classified at each level in the tree (on either side). For example, the
current tree (Tree #1 of 4) can be understood as:</p>
<ul>
<li>If a person is female, decide that they survived.</li>
<li>Otherwise, if a person is neither in first nor in second class,
decide that they died.</li>
<li>Finally, if the person is a child, predict 