n><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">OcaEnOnaQts</span><span class="op">)</span></span>
<span><span class="va">q</span> <span class="op">&lt;-</span> <span class="va">OcaEnOnaQts</span></span>
<span></span>
<span><span class="co"># Creating a fictitious lower uncertainty band</span></span>
<span><span class="va">lband</span> <span class="op">&lt;-</span> <span class="va">q</span> <span class="op">-</span