><span>               <span class="va">predictions</span>,</span></span>
<span class="r-in"><span>               observed <span class="op">=</span> <span class="va">split_data</span><span class="op">$</span><span class="va">test</span><span class="op">$</span><span class="va">Species</span>,</span></span>
<span class="r-in"><span>               type <span class="op">=</span> <span class="va">type</span><span class="op">)</span></span></span>
<span class="r-err co"><span class="r-pr">#&gt;</span> <span cl