PSYA02H3 Lecture Notes - Lecture 19: Stanford–Binet Intelligence Scales, Imbecile
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PSYA02H3 Full Course Notes
Verified Note
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Document Summary
Chapter 9 intelligence, aptitude, and cognitive abilities. Intelligence ability to think, understand, reason, and adapt to overcome obstacles. Designed to measure an individuals potential to preform in a range of tasks. Achievement test measure current abilities and aptitude predict future performance. Constructing a questionnaire or test falls under the branch of psychology called. The measurement of psychological traits and abilities (personality, attitudes, intelligence). Important concepts in psychometrics are: validity degree to which a test measures what"s its intended to, reliability produces constant results. Test-retest reliability, get same results when test is done again. Standardized test a set of questions or problems are administered and scored in a uniform way across a large number of individuals. Norms statistic that allows individuals to be evaluated relative to a standard score. Percentile rank the percentage of scores below a certain point. 84th percentile means 84% are below a certain score.