lass="r-in"><span class="va">p</span> <span class="op">+</span> <span class="fu">geom_boxplot</span><span class="op">(</span><span class="op">)</span></span>
<span class="r-plt img"><img src="APTSIZE-1.png" alt="" width="700" height="433"></span>
<span class="r-in"><span class="co"># remove the legend</span></span>
<span class="r-in"><span class="va">p</span> <span class="op">+</span> <span class="fu">geom_boxplot</span><span class="op">(</span><span class="op">)</span> <span class="op">+</span> <span class