The distribution of intelligence test scores is such that:
A)half of test takers score above average, and half below average
B)most test takers score above average
C)mot test taker score below average
D)extreme scores are more common than average scores

Question

Quizplus · Accepted Answer

Intelligence test scores typically follow a normal distribution, where the mean score is considered average. By definition of a normal distribution, half of the test takers score above the mean (average) and half score below, making option A correct.

The Distribution of Intelligence Test Scores Is Such That