"mi">0</span><span class="p">])</span>

<span class="n">model_fit</span><span class="o">.</span><span class="n">plot_mean_grouped_posterior_predictives</span><span class="p">(</span><span class="n">grouping_vars</span><span class="o">=</span><span class="p">[</span><span class="s1">&#39;block_bins&#39;</span><span class="p">,</span> <span class="s1">&#39;choice_pair&#39;</span><span class="p">],</span> <span class="n">n_posterior_predictives</span><span class="o">=</span><span class="mi">500</span><span cla