n">data</span><span class="p">)</span>
    <span class="n">avg</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">average</span><span class="p">(</span><span class="n">data</span><span class="p">)</span>
    <span class="n">std</span> <span class="o">=</span> <span class="n">np</span><span class="o">.</span><span class="n">std</span><span class="p">(</span><span class="n">data</span><span class="p">)</span>

    <span class="n">len_str</span> <span class="o">=</