is a 2x2 contingency table</p></td>
    </tr>
    <tr>
      <th>threshold</th>
      <td><p>is a threshold for low expected numbers; default is 2</p></td>
    </tr>
    <tr>
      <th>rounding</th>
      <td><p>is the level of rounding for outputs; default is 3</p></td>
    </tr>
    </table>

    <h2 class="hasAnchor" id="value"><a class="anchor" href="#value"></a>Value</h2>

    <p>This function returns a vector with statistic of quadratic chi2 or inv chi2 corresponding to pvalue of Fisher test, p-value 