lass="w"> </span><span class="p">)</span><span class="w"> </span><span class="n">ix2</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="mi">0</span>
<span class="c">!</span>
<span class="c">!     DETERMINE UPPER AND LOWER BOUNDS ON THE DESIRED</span>
<span class="c">!     PERCENT POINT BY ITERATING OUT (BOTH BELOW AND ABOVE)</span>
<span class="c">!     FROM THE ORIGINAL APPROXIMATION AT STEPS</span>
<span class="c">!     OF 1 STANDARD DEVIATION.</span>
<span class="c