American IQ test scores have dropped during a recent 13-year period, a remarkable finding that runs counter to the well-established trend of increasing IQ scores throughout much of the 20th century.
To determine the relationships between anxiety, intelligence, and achievement in ninth grade algebra, the Children's Manifest Anxiety Scale (CMAS), and the Primary Mental Abilities Test (PMA) were ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results
Feedback