rns a copy of the passed array.</p></div></div><div class="field "><a name="standardDeviation"></a><h3><p><code><span class="label">static</span><a href="#standardDeviation"><span class="identifier">standardDeviation</span></a> (<span style="white-space:nowrap">array:<a class="type" title="" href="../thx/ReadonlyArray.html">ReadonlyArray</a>&lt;<span class="type">Float</span>&gt;</span>):<span class="type">Float</span></code></p></h3><div class="doc"><p>Returns the sample standard deviation of the sampled v