 a GAM smoother) means of the outcomes as a function of the estimated benefit score
separately for the treated and untreated groups. For subgroup_validated objects, boxplots of summary statistics
within subgroups will be plotted as subgroups are defined by different cutoffs of the benefit scores.
These cutoffs can be specified via the <code>benefit.score.quantiles</code> argument of
<code><a href="validate.subgroup.html">validate.subgroup</a></code>.</p></dd>


<dt>avg.line</dt>
<dd><p>boolean value of whet