/p>
<div class="sourceCode" id="cb21"><pre class="sourceCode stan code-with-copy"><code class="sourceCode stan"><span id="cb21-1"><a href="#cb21-1" aria-hidden="true" tabindex="-1"></a>x ~ normal(<span class="fl">0.8</span> * y, sigma);</span>
<span id="cb21-2"><a href="#cb21-2" aria-hidden="true" tabindex="-1"></a>y ~ normal(<span class="fl">0.8</span> * x, sigma);</span></code><button title="Copy to Clipboard" class="code-copy-button"><i class="bi"></i></button></pre></div>
<p>At first, this might look li