Age affects intelligence test scores. This change a quite large and reflects a very substantial decline in IQ over the life span that is observed for all people as they age. Sorry, not right. The change over life span is quite variable across individuals and is relatively small , particularly when confounded variables such as health and medication effects are carefully controlled for. 2 - Option B 2.
Age affects intelligence test scores.
This change a relatively small one, particularly between the ages of 25 and 60. Changes with age are more identifiable in the post-60 years. Return to question 19-2. Age affects intelligence test scores. This change affects all components of intelligence measures in a similar way.