. This is a simpler approach compared to</span>
<span class="sd">    Gaussian Bayesian networks, as multivariate Gaussian distributions do not identify conditional dependeces</span>
<span class="sd">    between the variables.</span>

<span class="sd">    &quot;&quot;&quot;</span>

    <span class="k">def</span> <span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span>
                 <span class="n">variables</span><span class="p">:</span> <span class="nb"