Maximum Likelihood Estimation </span>
<span class="co">#&gt;     Coefficients: </span>
<span class="co">#&gt;        mu  sigma   </span>
<span class="co">#&gt;     4.244  1.214   </span>
<span class="co">#&gt;  </span>
<span class="co">#&gt; Subgroup 2:</span>
<span class="co">#&gt;    Maximum Likelihood Estimation </span>
<span class="co">#&gt;     Coefficients: </span>
<span class="co">#&gt;         mu   sigma   </span>
<span class="co">#&gt;     5.8001  0.2081   </span>
<span class="co">#&gt;  </span>
<s