rned.
              </p></dd>
</dl>
</div>
<p>
          For example, if you observe <span class="emphasis"><em>k</em></span> failures and <span class="emphasis"><em>r</em></span>
          successes from <span class="emphasis"><em>n</em></span> = k + r trials the best estimate
          for the success fraction is simply <span class="emphasis"><em>r/n</em></span>, but if you
          want to be 95% sure that the true value is <span class="bold"><strong>greater
          than</strong></span> some value, <s