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CHAPTER 13: PSYCHOLOGICAL TESTING
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SECTION 1: CHARACTERISTICS OF PSYCHOLOGICAL TESTING
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TEST RELIABILITY Reliability: ability of a test to give the same results under similar conditions 3 ways to determine: 1) Retesting: approx. score must be maintained 2) test yields same results from various people 3) Split-half: divide test items in half and score each separately
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TEST VALIDITY Validity: ability of a test to measure what it is intended to measure Best way to measure validity: predictive validity (finding out afterwards)
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STANDARDIZATION Tests that are administered and graded in the same way
Must est. a norm (avg score) made by a large group
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ESTABLISHING NORMS Percentile system: ranking of test scores that indicates the ratio of scores lower and higher than a given score Norms: standard of comparison for test results developed by giving the test to a large, well-defined group of people
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SECTION 2: INTELLIGENCE TESTING
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INTELLIGENCE Def: the ability to acquire new ideas and new behavior, and to adapt to new situations Varying views…
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TWO-FACTOR THEORY OF INTELLIGENCE
Charles Spearman 2 factors contribute to intelligence 1) g—general intelligence (complex mental work) 2) s—specific mental abilities (verbal/math) Critics: g does not measure other mental abilities
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THURSTONE’S THEORY OF INTELLIGENCE
L.L. Thurstone Opposed 2-factor theory Proposed 7 primary mental abilities Verbal comprehension, numerical ability, spatial relations, perceptual speed, word fluency, memory, inductive reasoning
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GARDNER’S THEORY OF MULTIPLE INTELLIGENCES
Howard Gardner 8 types of intelligence Verbal, logical/mathematic, spatial, musical, body-kinesthetic, interpersonal, intrapersonal, naturalist Critics: most of these are skills, not intelligences
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STERNBERG’S THEORY OF INTELLIGENCE
Robert Sternberg Triarchic Theory: intelligence can be divided into 3 ways of processing info 1)Analytical—problem solving 2)Creative—dealing with new things 3)Practical—adjusting and coping with environment
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EMOTIONAL INTELLIGENCE
Includes 4 major aspects of intra/interpersonal intelligences 1)accurately and appropriately perceive and express emotions 2) Uses emotions while thinking
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EMOTIONAL INTELLIGENCE
3) Understand emotions and use the knowledge effectively 4) Regulate one’s emotions to promote personal growth
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DEVELOPMENT OF INTELLIGENCE TESTS
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STANFORD-BINET INTELLIGENCE SCALE
Groups test items by age level Standardized Intelligence Quotient (IQ): standardized measure of intelligence based on a scale in which is average Otis-Lennon Ability Test: measures cognitive abilities related to school
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THE WECHSLER TESTS Wechsler Adult Intelligence Scale (WAIS-R)
Wechsler Intelligence Scale for Children (WISC-III)—6-16 yr olds Wechsler Preschool and Primary Scales of Intelligences (WPPSI-R)—4-7 yr olds
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CONTROVERSY OVER IQ TESTING
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NATURE VS NURTURE Identical twins have similar IQs
Those raised in the same environment have similar IQs Both heredity and environment impact intelligence
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CULTURAL BIAS Def: an aspect of an intelligence test in which wording in questions may be more familiar to people of one social group than to another group
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SECTION 3: MEASURING ACHIEVEMENT, ABILITIES, AND INTERESTS
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APTITUDE TESTS Def: estimates the probability that a person will be successful in learning a specific new skill Assessed with predictive validity General Aptitude Test Battery (GATB): most widely used---9 different tests ranging from vocabulary to manual dexterity SAT and ACT (American College Test): predict student’s success in college
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ACHIEVEMENT TESTS Def: measures how much a person has learned in a given subject area Assessed with content validity Adaptive testing: computer testing that responds to your performance
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INTEREST INVENTORIES Def: measure of a person’s preferences and attitudes in a wide variety of activities to identify areas of likely success Answer patterns will correspond with occupations Kuder Preference Record and the Campbell Interest and Skill Survey
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SECTION 4: PERSONALITY TESTING
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PERSONALITY TEST Def: assesses an individual’s characteristics and identifies problems Some are objective and some are projective
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OBJECTIVE TESTS Def: a limited-or-forced-choice test in which a person must select one of several answers
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THE MMPI Minnesota Multiphasic Personality Inventory
Answers reveal habits, fears, delusions, sexual attitudes, and symptoms of psych disorders Best for diagnosing psych disorders
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CPI California Psychological Inventory
Measures traits like responsibility, self-control, and tolerance Used to assess the “normal” person Does NOT reveal psychiatric illnesses
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MYERS-BRIGGS TEST Focuses on how we take in info, make decisions, and approach day-to-day tasks 4 scales: 1) Extraversion v. Introversion 2) Intuition v. Sensing 3) Feeling v. Thinking 4) Judging v. Perceiving Personality is a combination of these
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PROJECTIVE TESTS Def: an unstructured test in which a person is asked to respond freely, giving his/her own interpretation of various ambiguous stimuli
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RORSCHACH INKBLOT TEST
Best known and most widely discussed Hermann Rorschach (1921) Theory: A person’s response will reveal an aspect of that person’s personality
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TAT Thematic Apperception Test Developed by Henry Murray (1943)
Participants are asked to tell a story about a picture (20 pictures total) Used to assess motivation and personality characteristics
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