n</span><span class="w"> </span><span class="k">is</span><span class="w"> </span><span class="n">alternatively</span><span class="w"> </span><span class="n">referred</span><span class="w"> </span><span class="n">to</span>
<span class="k">as</span><span class="w"> </span><span class="n">the</span><span class="w"> </span><span class="n">sample</span><span class="w"> </span><span class="n">coefficient</span><span class="w"> </span><span class="n">of</span><span class="w"> </span><span class="n">variation</span