pperbound"></a></dt>
<dd><p>(int) upper bound (e.g. '5' for a 1-5 rating scale)</p></dd>


<dt id="arg-items">items<a class="anchor" aria-label="anchor" href="#arg-items"></a></dt>
<dd><p>(positive, int) number of items in the rating scale. Default = 1</p></dd>


<dt id="arg-precision">precision<a class="anchor" aria-label="anchor" href="#arg-precision"></a></dt>
<dd><p>(positive, real) can relax the level of accuracy required.
(e.g. '1' generally generates a vector with moments correct within '0.025',
'2' 