ss="op">=</span> <span class="va">rat</span><span class="op">)</span></span>
<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">rat_res</span><span class="op">)</span></span></code></pre></div>
</div>
<div class="section level3">
<h3 id="installation">Installation<a class="anchor" aria-label="anchor" href="#installation"></a>
</h3>
<p>To get the current released version from CRAN:</p>
<div class="source