 which take the value of either <code>TRUE</code> or <code>FALSE</code>. This can be especially useful when we start using programming languages like R to analyze our data, since these languages already understand the concepts of TRUE and FALSE. In fact, most programming languages treat truth values and binary numbers equivalently. The number 1 is equal to the logical value <code>TRUE</code>, and the number zero is equal to the logical value <code>FALSE</code>.</p>
<p><strong>Integers</strong>. Integers are