 parameter. The scale parameter <span class="math inline">\(\theta\)</span> of the Beta-Binomial distribution is set equal to <span class="math inline">\((K - \phi) / (\phi - 1)\)</span>, such that the variance of Beta-Binomial matches the variance behind the quasi-likelihood.</p></li>
<li><p>For count data and to account for over-dispersion we use the negative binomial distribution. From the quasi-likelihood behind the GEE the variance of <span class="math inline">\(Y_{ij}\)</span> is <span class="math inl