/span></dt>
<dd><p>
                The total number of failures before the 1st success.
              </p></dd>
<dt><span class="term">alpha</span></dt>
<dd><p>
                The largest acceptable probability that the true value of the success
                fraction is <span class="bold"><strong>less than</strong></span> the value
                returned.
              </p></dd>
</dl>
</div>
<p>
          For example, if you observe <span class="emphasis"><em>k</em></span> failures from <span class="