>/</span> <span class="mi">2</span>
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<div class="prompt highlight-none notranslate"><div class="highlight"><pre><span></span>[5]:
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<div class="input_area highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="c1"># Get the Sheilding Efficiency</span>
<span class="nb">print</span><span class="p">(</span><span class="n">np</span><span class="o">.</span><span class="n">mean</span><span clas