n class="r-out co"><span class="r-pr">#&gt;</span> ---</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> Signif. codes:  0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1</span>
<span class="r-out co"><span class="r-pr">#&gt;</span> RMSE: 0.360579     Adj. R2: -0.101955</span>
<span class="r-out co"><span class="r-pr">#&gt;</span>                  Within R2:  0.538111</span>
<span class="r-in"><span><span class="fu"><a href="https://rdrr.io/r/base/attributes.html" class="external-link">attributes</