">#&gt;</span> (Intercept)         Days  </span>
<span class="r-out co"><span class="r-pr">#&gt;</span>      245.10        11.44  </span>
<span class="r-in"><span><span class="co">## independent model</span></span></span>
<span class="r-in"><span><span class="op">(</span><span class="va">fm2</span> <span class="op">&lt;-</span> <span class="fu"><a href="lmer.html">lmer</a></span><span class="op">(</span><span class="va">Reaction</span> <span class="op">~</span> <span class="va">Days</span> <span class="op">