n>
<span>  y <span class="op">=</span> <span class="va">y</span>,</span>
<span>  Source <span class="op">=</span> <span class="st">"Mixtures"</span></span>
<span><span class="op">)</span></span>
<span><span class="va">chull_vals</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/grDevices/chull.html" class="external-link">chull</a></span><span class="op">(</span><span class="va">new_df3</span><span class="op">[</span>, <span class="fl">1</span><span class="op">]</span>, <span c