../../../PAMI.extras.stats.html#PAMI.extras.stats.utilityDatabase.utilityDatabase.getStandardDeviationTransactionLength">[docs]</a>    <span class="k">def</span> <span class="nf">getStandardDeviationTransactionLength</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span> <span class="o">-&gt;</span> <span class="nb">float</span><span class="p">:</span>
<span class="w">        </span><span class="sd">&quot;&quot;&quot;</span>
<span class="sd">        get the standard deviation tra