If John earns a full-scale IQ of 90 on the WISC-IV:
A) ninety percent of the students in John's age group scored lower than John on this test.
B) John correctly answered 90 questions.
C) John correctly answered 90% of the questions.
D) John scored at the low end of the average range.

Question

Quizplus · Accepted Answer

A full-scale IQ of 90 on the WISC-IV means that John scored within the average range, but at the lower end of it. Therefore, option D is the best choice. Options A, B, and C are incorrect as they do not accurately reflect what a full-scale IQ score of 90 means.

If John Earns a Full-Scale IQ of 90 on the WISC-IV