p">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="co"># define a set of populations to analyze</span></span></span>
<span class="r-in"><span><span class="va">pops</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/c.html" class="external-link">c</a></span><span class="op">(</span><span class="st">"French"</span>, <span class="st">"Sardinian"</span>, <span class="st">"Han"</span>, <span class="st">"Papuan"</span>, <span 