One reason why preschool IQ test scores predict less well than later scores is that
A) preschool tests emphasize abstract problem-solving skills, whereas later tests focus on concrete knowledge.
B) IQ tests get increasingly easier for children as they get older.
C) with age, test items focus less on problem-solving skills and more on concrete knowledge.
D) with age, test items focus less on concrete knowledge and more on problem-solving skills.

Question

Quizplus · Accepted Answer

Preschool IQ tests are less predictive because they focus more on concrete knowledge due to the developmental stage of children, whereas tests taken at older ages emphasize abstract problem-solving skills, which are more stable and predictive of future cognitive performance.

One Reason Why Preschool IQ Test Scores Predict Less Well