/p>
<p>
          <span class="inlinemediaobject"><img src="../../../../graphs/normal_pdf.svg" align="middle"></span>
        </p>
<p>
          The cumulative distribution function is given by
        </p>
<p>
          &#160;   <span class="inlinemediaobject"><img src="../../../../equations/normal_cdf.svg"></span>
        </p>
<p>
          and illustrated by this graph
        </p>
<p>
          <span class="inlinemediaobject"><img src="../../../../graphs/normal_cdf.svg" align="middle"></span>
        </