cpp" target="_top">chi_square_std_dev_test.cpp</a>.
          </p>
<p>
            We'll begin by defining the procedure that will calculate and print out
            the confidence intervals:
          </p>
<pre class="programlisting"><span class="keyword">void</span> <span class="identifier">confidence_limits_on_std_deviation</span><span class="special">(</span>
     <span class="keyword">double</span> <span class="identifier">Sd</span><span class="special">,</span>    <span class="comment">// Sample Stan