 <code>data</code> and number of <code>classes</code>. All
variables in <code>data</code> are included in the analysis, so relevant
variables must be selected first.</p>
<p>We here consider 1-6 class models, but note that this may be overfit,
as some of the indicators have only 5 response categories.</p>
<div class="sourceCode" id="cb4"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="fu"><a href="https://rdrr.io/r/base/Random.html" class="external-link">set.seed</a></span><s