va">y</span> <span class="op">&lt;-</span> <span class="va">data_small</span><span class="op">$</span><span class="va">y</span></span>
<span><span class="va">X</span> <span class="op">&lt;-</span> <span class="va">data_small</span><span class="op">$</span><span class="va">X</span></span>
<span><span class="fu"><a href="https://rdrr.io/r/base/dim.html" class="external-link">dim</a></span><span class="op">(</span><span class="va">X</span><span class="op">)</span></span>
<span><span class="co"># [1]   47 7430<