/span></code></pre></div>
    </div>

    <div class="section level2">
    <h2 id="arguments">Arguments<a class="anchor" aria-label="anchor" href="#arguments"></a></h2>
    <dl><dt>x</dt>
<dd><p>An object of class <code>merMod</code>, such as those from <code>lmer</code>,
<code>glmer</code>, or <code>nlmer</code></p></dd>
<dt>effects</dt>
<dd><p>A character vector including one or more of "fixed" (fixed-effect parameters), "ran_pars" (variances and covariances or standard deviations and correlations of rand