s a numpy matrix.</span>

<span class="sd">        :param size: number of samplings of the Gaussian Bayesian network.</span>
<span class="sd">        :return: array with the dataset sampled.</span>
<span class="sd">        :rtype: np.array</span>
<span class="sd">        &quot;&quot;&quot;</span>

        <span class="k">return</span> <span class="n">np</span><span class="o">.</span><span class="n">random</span><span class="o">.</span><span class="n">multivariate_normal</span><span class="p">(</span><span c