Bill believes that stress leads to illness. In order to measure this, he is going to record the number of times each participants coughs. The number of coughs is an example of a(n) __________.

Question

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The number of coughs is an operational definition because it is a specific, measurable outcome that Bill is using to quantify the concept of illness, which is related to his hypothesis about stress leading to illness.

Bill Believes That Stress Leads to Illness