ss="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/boxplot.html" class="external-link">boxplot</a></span><span class="op">(</span><span class="va">gpa</span> <span class="op">~</span> <span class="va">rating</span>, data <span class="op">=</span> <span class="va">Ratings</span>, xlab <span class="op">=</span> <span class="st">"Student rating of instructor"</span>, </span></span>
<span class="r-in"><span>        ylab <span class="op">=</span> <span class="st">"Student GPA"</span><span class