though
there is no posterior mode, the posterior mean is well-defined with a
value of exactly 0.95.</p>
<div id="constrained-vs.-unconstrained-scales" class="section level4">
<h4 class="unnumbered" number="">Constrained vs. Unconstrained Scales</h4>
<p>Stan does not sample directly on the constrained <span class="math inline">\((0,1)\)</span> space for
this problem, so it doesn’t directly deal with unconstrained density
values. Rather, the probability values <span class="math inline">\(\phi\)</span> are 