PSYC 1010 Chapter Notes - Chapter 9: Flynn Effect, Employment Testing, Savant Syndrome
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PSYC 1010 Full Course Notes
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Mental ability tests intelligence tests measure general mental ability (intellectual potential) Aptitude tests assess specific types of mental abilities. Achievement tests assess a person"s mastery + knowledge of various subjects (previous learning) Measure various aspects of personality (motives, interests, values + attitudes. Standardization of a test"s scoring system includes development of test norms. Standardization all face the same task. Standardization group: sample of ppl the norms are based on. Norms provides info about where a score ranks in relation to others scores on that test. Percentile indicates % of ppl who score at/below a person"s score. Refers to the measurement consistency of a test/measuring technique. Test-retest reliability estimated by comparing subjects" scores on two administrations of the test. Correlation (-1. 00 / +1. 00); the higher = the more reliable. Refers to the ability of a test to measure what it was designed to measure. May be valid for one purpose but not another.