Answer:
Intelligence Quotient (IQ) is the measure.
Step-by-step explanation:
The IQ is a way to measure intelligence. An individual's IQ has to be compared to others in order to have value on its own, ir order to be of significance. It is a way of comparing one's general performance to others.
The Wechsler Scales are the most commonly used to determine one's IQ, such as the Wechsler Adult Intelligence Scale (WAIS).