An increase in average intelligence test performance during the past decades would best illustrate why intelligence testing requires up-to-date

Question

Quizplus · Accepted Answer

An increase in average intelligence test performance during the past decades implies that the test norms need to be updated or standardized to match the current level of intelligence. Standardization ensures that the test results are meaningful and useful for making accurate comparisons between individuals and groups. Factor analysis, reliability indices, and heritability estimates are also important aspects of intelligence testing, but they do not directly address the issue of test standardization.

An Increase in Average Intelligence Test Performance During the Past