One major consequence of psychologist James Flynn's findings is that
A) the Stanford-Binet test is no longer used.
B) intelligence tests now typically include both verbal and performance tasks.
C) more and more tests have been developed to measure analytical intelligence.
D) IQ tests have had to be altered so that test-takers must perform better to score 100.

Question

Quizplus · Accepted Answer

James Flynn discovered that IQ scores have been increasing over time across the world, a phenomenon now known as the Flynn Effect. This has necessitated the periodic recalibration of IQ tests to maintain a consistent average score of 100, as the tests are norm-referenced. This means that as the population gets smarter, the tests must be made more difficult to keep the average score the same.

One Major Consequence of Psychologist James Flynn's Findings Is That