
    <table class="ref-arguments">
    <colgroup><col class="name" /><col class="desc" /></colgroup>
    <tr>
      <th>nitem</th>
      <td><p>Number of items to be simulated.</p></td>
    </tr>
    <tr>
      <th>nperson</th>
      <td><p>Number of persons to be simulated.</p></td>
    </tr>
    <tr>
      <th>theta.mean</th>
      <td><p>Mean of a normal distribution to be used for generating theta values (default is 0).</p></td>
    </tr>
    <tr>
      <th>theta.sd</th>
      <td><p>Standard deviation 