PS102 Chapter Notes - Chapter 9: Percentile, Hydrocephalus, Standard Deviation
Document Summary
Psychological test: a standardized measure of a sample of a person"s behaviour. Includes 3 subcategories: intelligence tests, aptitude tests, and achievement tests. Intended to assess intellectual potential rather than previous learning or accumulated knowledge. Aptitude tests: assess specific types of mental abilities. Achievement tests: gauge a person"s mastery and knowledge of various subjects. Personality tests: measure various aspects of personality, including: motives, interests, values and attitudes. Standardization: refers to the uniform procedures used in the administration and scoring of a test. All subjects get the same instructions, same questions, and the same time limits so that their scores can be compared meaningfully. Test norms are needed b/c everything is relative. They help you understand what your test score means. Test norms: provide info about where a score on a psychological test ranks in relation to other scores on that test. Percentile score: indicates the percentage of people who score at or below the score one has obtained.