a href="mirt.html">mirt</a></code>.</p></dd>


<dt>spec</dt>
<dd><p>The decision's specificity value <code><a href="spec.html">spec</a></code>.</p></dd>


<dt>fart</dt>
<dd><p>The decision's false alarm rate <code><a href="fart.html">fart</a></code>.</p></dd>


<dt>N</dt>
<dd><p>The number of individuals in the population.</p></dd>


<dt>round</dt>
<dd><p>A Boolean option specifying whether computed frequencies
are rounded to integers. Default: <code>round = TRUE</code>.</p></dd>


<dt>by</dt>
<dd><p>A char