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<li id="fn1"><p>Actually, while a variable which can only have a finite number of possible values is necessarily discrete, it is not true that a variable with an infinite number of possible values is necessarily continuous. Both discrete and continuous variables can have an infinite number of values. For instance, a variable which can have as values any of the natural numbers <span class="math inline">\(0, 1, 2, \ldots\)</span> is discrete because it cannot take a value between say 1 and 2. But there are