What are intelligence tests?
they asses a persons mental aptitudes and compares them with others
What are achievement tests?
Tests that asses what is learned
What are aptitude tests?
Test that predict your ability to learn a new skill
Who is Francis Galton?
The founder of the IQ test but his research wasn’t great
What did Alfred Binet do?
He made fair tests for French kids since they were all required to go to school.
What does mental age mean?
the level of performance associated with children of a certain age
What did Lewis Terman do?
He created the stanford-binet test, which is the Americanized version of Binets academic tests.
What did IQ mean?
mental age/chronological age x 100 = __
What is the Weschler Adult Intelligence Scale?
highly reliable, individually administered IQ test for adults (typically 16+) measuring cognitive abilities
What are the 3 principles of Test Construction?
1) Standardized
2) Reliability
3) Validity
What does standardized mean?
It means to compare scores of a performed group
What is the bell shaped curve?
68% of people lie +/- 15 pts within the range
95% of people lie +/- 30 pts within the range
less than 2% lie within the rest
What does Reliability mean?
Consistent scores by lots of testing
What is validity?
Extent to which a test measures what its supposed to
What is Predictive validity?
refers to the ability of a test or other measurement method to predict a future outcome.
(p.s. larger samples = larger predictive validity)
What is Content validity?
evaluates how well a test covers all relevant parts of the topic, construct, or behavior it aims to measure.
What is the Flynn effect?
the observed, long-term rise in standardized IQ scores across generations