PS102 Lecture Notes - Lecture 9: Fluid And Crystallized Intelligence, Graduate Record Examinations, Flynn Effect
Document Summary
Intelligence tests: used to measure general mental ability. Achievement test (any university test to see how much you"ve learned) Has to be the same for every person taking the test. Norms: developed on large number of samples to compose you with the norm . Reliability: in order to test for reliability we use 2 tests (is your score for time 1. Percentile: percentage of people who score below you correlated with the score of time 2) Iq is not supposed to change meaning time 1 and time 2 should be the. Test-retest reliability: comparing subjects scores on two administrations of a. Correlation coefficient: numerical index of the degree of a relationship. Criterion (specific): do the test items correlate with the things we want to same meaning test between two variables. Construct (theoretical): do the test items correlate with theoretically related. Evolution of intelligence testing: galton"s sensations : iq = biological sensations that could be quickly perceived.
