misc.html#math_toolkit.stat_tut.weg.normal_example.normal_misc.how_many_onions">How
            many onions?</a>
          </h5>
<p>
            Weekly demand for 5 lb sacks of onions at a store is normally distributed
            with mean 140 sacks and standard deviation 10.
          </p>
<pre class="programlisting"><span class="keyword">double</span> <span class="identifier">mean</span> <span class="special">=</span> <span class="number">140.</span><span class="special">;</span> <span class="comment">//