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AP Psych Unit 11 A
| Francis Galton | English scientist with a fascination with measuring human traits |
| Alfred Binet | Researcher who studied intelligence - testing and intellectual development |
| Mental Age | The chronological age that most typically corresponds to a given level of performance |
| Lewis Terman | Former stanford university professor who continued Binet's study of intelligence - testing and intellectual development |
| Stanford-Binet | The widely used American revision of Binet's original intelligence test |
| Intelligence Quotient | defined originally as the ratio of mental age to chronological age multiplied by 100 |
| Achievement test | tests designed to assess what a person has learned |
| Aptitude Test | tests designed to predict a person's future performance |
| Weshsler Adult Intelligence Scale | most widely used intelligence testcontains verbal and performance subtests |
| Standardization | defining meaningful scores by comparison with the performance of a pretested group |