meric.html" class="external-link">as.numeric</a></span><span class="op">(</span><span class="va">mpg</span><span class="op">)</span><span class="op">)</span><span class="op">)</span></span></code></pre></div>
<p><img src="reference/figures/mtcars-default-1.png" alt="Parallel coordinate plot of the mtcars data. All variables of the dataset  are included as numeric variables. Line segments are colored by the values  in mpg."></p>
<p>Once the variables are coded properly as factor variables, we get a much more