</span> <span class="op">)</span></span>
<span><span class="va">ndt</span> <span class="op">&lt;-</span> <span class="fu"><a href="https://rdrr.io/r/base/length.html" class="external-link">length</a></span><span class="op">(</span><span class="va">dt</span><span class="op">)</span></span>
<span></span>
<span><span class="co">## Creating a dummy 15-min zoo object, with 1 as the only value in each time period</span></span>
<span><span class="va">x</span> <span class="op">&lt;-</span> <span class="fu">zoo</spa