anger_data,     classification = TRUE, probability = TRUE):</span> object 'train_data' not found</span>
<span class="r-in"><span><span class="va">predictions</span> <span class="op">&lt;-</span></span></span>
<span class="r-in"><span>  <span class="fu"><a href="predict_models.html">predict_models</a></span><span class="op">(</span><span class="va">model</span>,</span></span>
<span class="r-in"><span>                 <span class="va">test_data</span>,</span></span>
<span class="r-in"><span>              