pan class="comment">%           used; in particular, a dispersion estimate is computed.</span>
0114 <span class="comment">%           Preceding by an 'r' makes an attempt at robust (outlier-resistant)</span>
0115 <span class="comment">%           estimation. Combining q and r (e.g. 'family','qrpois') may</span>
0116 <span class="comment">%           work, if you're lucky.</span>
0117 <span class="comment">%         Density estimation-type families are 'dens', 'rate' and 'hazard'</span>
0118 <span class