>
<td align="left">character, Date, factor, integer, labelled, logical, numeric</td>
</tr>
<tr class="odd">
<td align="left">character, Date, factor, integer, labelled, logical, numeric</td>
</tr>
<tr class="even">
<td align="left">character, Date, factor, integer, labelled, logical, numeric</td>
</tr>
</tbody>
</table>
<p>And lastly, we specify that this is the check we want for numeric variables and apply it to <code>presidencyYears</code>:</p>
<pre class="r"><code>check(presiData$presidencyYears,
      c