n class="r-pr">#&gt;</span> [6] 1.130391e-14</span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/graphics/plot.default.html" class="external-link">plot</a></span><span class="op">(</span><span class="va">scores2</span>, <span class="va">pca</span><span class="op">$</span><span class="va">x</span><span class="op">[</span>, <span class="fl">1</span><span class="op">:</span><span class="fu"><a href="https://rdrr.io/r/base/nrow.html" class="external-link">ncol</a></span><span class="op">