n>
<span class="r-plt img"><img src="coda_methods-22.png" alt="" width="700" height="433"></span>
<span class="r-in"><span><span class="fu">ggtraceplot</span><span class="op">(</span><span class="va">fit_jm</span>, parm <span class="op">=</span> <span class="st">"betas"</span>, custom_theme <span class="op">=</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">'1'</span> <span class="op">=</span> <span class="st">'black'