S3 method for class 'merMod'</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/stats/family.html" class="external-link">family</a></span><span class="op">(</span><span class="va">object</span>, <span class="va">...</span><span class="op">)</span></span>
<span><span class="co"># S3 method for class 'merMod'</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/stats/formula.html" class="external-link">formula</a></span><span class="op">(</span><span class="va">x</span>, fixed.only <sp