">deviation</span><span class="w"> </span><span class="n">of</span><span class="w"> </span><span class="n">the</span><span class="w"> </span><span class="n">data</span>
<span class="ow">in</span><span class="w"> </span><span class="n">the</span><span class="w"> </span><span class="n">input</span><span class="w"> </span><span class="n">vector</span><span class="w"> </span><span class="n">X</span><span class="o">.</span>

<span class="n">The</span><span class="w"> </span><span class="n">sample</span><span cla