r class="even">
<td align="left">col.shade</td>
<td align="left">Shade an RGB color</td>
</tr>
<tr class="odd">
<td align="left">col.tint</td>
<td align="left">Tint an RGB color</td>
</tr>
<tr class="even">
<td align="left">panel.hist</td>
<td align="left">Panel plot of histogram and density curve</td>
</tr>
<tr class="odd">
<td align="left">panel.r2</td>
<td align="left">Panel plot of R2 values for pairs</td>
</tr>
<tr class="even">
<td align="left">residualplot.default</td>
<td align="left">Plots a standa