"special">.</span><span class="identifier">standard_deviation</span><span class="special">()</span> <span class="special">&lt;&lt;</span> <span class="identifier">endl</span><span class="special">;</span> <span class="comment">//</span>
</pre>
<p>
            Quantile of 0.05 = 2.83551, mean = 3, sd = 0.1
          </p>
<p>
            With the current packer (mean = 3, sd = 0.1), the 5% quantile is at 2.8551
            kg, a little below our target of 2.9 kg. So we know that the standard
            devia