Like most characteristics of a population, WAIS-IV scores are distributed in a bell or normal curve. Which of the following is an accurate characteristic of those types of curves?
A) Scores are evenly distributed across the population.
B) Scores are clumped around the midpoint.
C) The curve resembles an "S."
D) Scores are more common at the ends of the distribution.

Question

Quizplus · Accepted Answer

Bell or normal curves are symmetrical and peak in the middle, indicating that scores are clumped around the midpoint. The distribution gradually tapers off toward both ends, with fewer scores at the extremes.

Like Most Characteristics of a Population, WAIS-IV Scores Are Distributed