ass="sourceCode" id="cb8"><pre class="downlit sourceCode r">
<code class="sourceCode R"><span><span class="fu"><a href="https://rdrr.io/r/utils/data.html" class="external-link">data</a></span><span class="op">(</span><span class="va">diamonds</span>, package<span class="op">=</span><span class="st">"ggplot2"</span><span class="op">)</span></span>
<span><span class="va">data</span> <span class="op">&lt;-</span> <span class="va">diamonds</span><span class="op">[</span><span class="fl">1</span><span class="op"