chor" href="#arguments"></a>Arguments</h2>
    <table class="ref-arguments">
    <colgroup><col class="name" /><col class="desc" /></colgroup>
    <tr>
      <th>respm</th>
      <td><p>An integer matrix, which contains the examinees responses. A persons x items matrix is expected.</p></td>
    </tr>
    <tr>
      <th>thres</th>
      <td><p>A numeric matrix which contains the threshold parameter for each item. If the first row of the matrix is not set to zero (only zeroes in the first row) - then a row-ve