/code> and use the <code>checks</code> argument to specify that the variable <code>presidencyYears</code> (a numeric) should only be subjected to a check for outliers.</p>
<p>First, we see that class the variable has:</p>
<pre class="r"><code>class(presiData$presidencyYears)</code></pre>
<pre><code>## [1] &quot;numeric&quot;</code></pre>
<p>Next, we find the name of the check function that identifies potential outliers:</p>
<pre class="r"><code>allCheckFunctions()</code></pre>
<table style="width:81%;">
<ca