emographic data such as high percentages of ELL or SWD students.</p>
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<div class="highlight-ipython3 notranslate"><div class="highlight"><pre><span></span><span class="n">wide</span><span class="p">[</span><span class="s2">&quot;test_delta&quot;</span><span class="p">]</span> <span class="o">=</span> <span class="n">wide</span><span class="o">.</span><span class="n">mean_scale_score_math</span> <span class="o">-</span> <span cl