/span>
<span class="r-out co"><span class="r-pr">#&gt;</span> $beta</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>         x1 </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> -0.3833005 </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-out co"><span class="r-pr">#&gt;</span> $SE_beta</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> [1] 0.7593286</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> </span>
<span class="r-o