tion-ready-plots-for-item-response-theory-irt-models"></a>
</h3>
<p>IRT analysis is highly depended on visual representation of the model parameters. <code>mirt</code> package provides lots of useful functions to conduct IRT analysis. <code>tabledown</code> package offers <code>ggplot2</code> based plotting options using <code>mirt</code> package based model parameters to facilitate the customization of the plots.</p>
<p>Let’s create a APA publication focused ggplot theme for our plots:</p>
<div class="so