pan>
<span class="co">#&gt; # A tibble: 4,059 x 8</span>
<span class="co">#&gt;       id normexam standLRT school .std.resid .fitted .chol.mar.resid .mar.fitted</span>
<span class="co">#&gt;    &lt;dbl&gt;    &lt;dbl&gt;    &lt;dbl&gt; &lt;fct&gt;       &lt;dbl&gt;   &lt;dbl&gt;           &lt;dbl&gt;       &lt;dbl&gt;</span>
<span class="co">#&gt;  1     1    0.261    0.619 1         -0.616   0.725          -0.111        0.351</span>
<span class="co">#&gt;  2     2    0.134    0.206 1         -0.476   0.492