(11) 2.8b Assessing Intelligence

Score/Age * 100 = IQ

Average IQ = 100

• Mental Age

  • Age at which a person functions intellectually

• Flynn Effect

  • Rise in average IQ scores over time

• Stanford-Binet IQ Test

  • American revision of Binet’s original intelligence test

• Achievement Test

  • Assess what a person learned

• Aptitude Test

  • Predicts a person’s future performance

  • A good test must have:

    • 1. Standardization

    • 2. Reliability

    • 3. Validity