e/data-rev.html">http://www.bristol.ac.uk/cmm/learning/mmsoftware/data-rev.html</a>
</p>


<h3>References</h3>

<p>Steele, F., Diamond, I. And Amin, S. (1996). Immunization uptake in
rural Bangladesh: a multilevel analysis. <em>Journal of the Royal
Statistical Society, Series A</em> (159): 289-299.
</p>


<h3>Examples</h3>

<pre><code class='language-R'>str(Contraception)
summary(Contraception)
(fm1 &lt;- glmer(use ~ urban+age+livch+(1|district), Contraception, binomial))
(fm2 &lt;- glmer(use ~ urban+age+li