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<h3 class="anchored" data-anchor-id="meaning-of-dirichlet-parameters">Meaning of Dirichlet parameters</h3>
<p>A symmetric Dirichlet prior is <span class="math inline">\([\alpha, \ldots, \alpha]^{\top}\)</span>. To code this in Stan,</p>
<div class="sourceCode" id="cb1"><pre class="sourceCode stan code-with-copy"><code class="sourceCode stan"><span id="cb1-1"><a href="#cb1-1" aria-hidden="true" tabindex="-1"></a> <span class="kw">data</span> {</span>
<span id="cb1-2"><a href="#cb1-2" aria-hidde