s="r-out co"><span class="r-pr">#&gt;</span> Formula:          cbind(incidence, size - incidence) ~ period + (1 | herd)</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Data: cbpp</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>       AIC       BIC    logLik  df.resid </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> 194.05256 204.17932 -92.02628        51 </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Random-effects (co)variances:</span>
<span class="r