AP psychology chapter 8 Flashcards
Francis Galton
A pioneer of the study of human intelligence.
Standardized test
The test is piloted on a similar population to the actual test-takers and achievement norms have been established.
Psychometrician
Someone who makes tests.
3 ways to measure reliability
Split-half reliability, test-retest reliability, Equivalent form reliability.
Split-half reliability
Randomly dividing a test into two halves, then correlating people’s performance, The closer the correlation coefficient is to +1, the more reliable.
Test-retest reliability
Comparing scores between multiple submissions of the same test.
Equivalent form reliability
The correlation between performance on different forms of the test.
3 types of validity
Face validity, criterion-related validity, construct validity.
Face validity
A shallow measure of accuracy.
Criterion-related validity
2 types: concurrent validity and predictive validity.
Concurrent validity
Measures the amount of an ability someone currently has.
Predictive validity
Measure of future performance.
Construct validity
How well a test measures the concept it was designed to evaluate, most meaningful kind of validity.
Aptitude test
Measure ability and potential.
Achievement test
Measure what has been learned/accomplished.