class="st">"Dinka"</span><span class="op">)</span></span></span>
<span class="r-in"><span></span></span>
<span class="r-in"><span><span class="va">result_f4ratio</span> <span class="op">&lt;-</span> <span class="fu">f4ratio</span><span class="op">(</span></span></span>
<span class="r-in"><span>    X <span class="op">=</span> <span class="va">pops</span>, A <span class="op">=</span> <span class="st">"Altai"</span>, B <span class="op">=</span> <span class="st">"Vindija"</span>, C <span class="op">=</span> <sp