p">)</span></span></span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/dim.html" class="external-link">dim</a></span><span class="op">(</span><span class="va">pcp_data</span><span class="op">)</span> <span class="co"># 6 more columns, 9 times as many observations</span></span></span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] 1062   15</span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/utils/head.html" class="external-link">head</a></span