ls:</span></span>
<span><span class="co">##       44       45       46       47       48 </span></span>
<span><span class="co">## -0.15427  0.06136  0.23623  0.20568 -0.34900 </span></span>
<span><span class="co">## </span></span>
<span><span class="co">## Coefficients:</span></span>
<span><span class="co">##             Estimate Std. Error t value Pr(&gt;|t|)    </span></span>
<span><span class="co">## (Intercept)  5.72729    0.34666   16.52 0.000483 ***</span></span>
<span><span class="co">## psi         