mn x of X. Each regression
  is implemented using <code><a href="https://rdrr.io/r/stats/lmfit.html" class="external-link">.lm.fit()</a></code>. The estimated effect size
  and stardard error for each variable are outputted.</p>
    </div>

    <div id="ref-usage">
    <div class="sourceCode"><pre class="sourceCode r"><code><span class="fu">univariate_regression</span><span class="op">(</span>
  <span class="va">X</span>,
  <span class="va">y</span>,
  Z <span class="op">=</span> <span class="cn">NULL</span