EXAM 2 STUDY GUIDE WITH ANSWERS
EXAM 2 STUDY GUIDE WITH ANSWERS Psych 30900
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This 3 page Study Guide was uploaded by Carly Hoffmann on Friday October 7, 2016. The Study Guide belongs to Psych 30900 at Ithaca College taught by Professor Jeff Holmes in Fall 2016. Since its upload, it has received 3 views. For similar materials see Methods of Testing and Assessment in Psychology (PSYC) at Ithaca College.
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Date Created: 10/07/16
Exam 2 Study Guide Conceptual: dictionary definition 1. Explain the difference between Ex. Depression=sadness, fatigue, etc. conceptual and operational Operational: assigning measurement to a definitions. Give examples. concept Ex. Depression= 15 Likert scale Dichotomous: 2 choices for an item (T/F) 2. Explain the 3 types of items we discussed: dichotomous, multiple Multiplechoice: good domain coverage, choice, and likert scale. must have plausible distractors to be reliable, multiple choice Likert scale: 5 pt scale 15. Used for personality and attitude tests. 3. What is item difficulty? What is the The percent of people who got an item right; optimum difficult level for a test “item easiness” item? 62.5% 4. What is item discrimiability? Telling the difference between people on an item of a test. Items with high discriminability separates the high scoring and the low scoring individuals. 5. Define pointbiserial correlations. People who do well on one item are most likely to be doing well on the rest of the test. 6. What are the 7 things one should 1. Measure what you want (Be specific) consider when creating test items? 2. Don’t measure what you don’t want 3. Write short items 4. Use clear, simple wording 5. No double barreled items 6. Consider response options 7. Reverse scoring Half the variation between people can be attributed to g 7. What is factor analysis? Crystallized: knowledge that you have acquired Fluid: knowledge that you are born with 8. Explain the difference between crystallized and fluid intelligence. Performance scales 9. What does the WAIS include that Binet’s test doesn’t? Very reliable, .9 correlation coefficient 10. How reliable is the WAIS? 1. Vocabulary: (V) defining words 2. Similarities: (V) comparing two objects 3. Arithmetic: (V) solving word math problems 4. Digit span: (V) remembering a string of digits 11. Name the 9 subtests of the WAIS. 5. Information: (V) crystallized Explain them briefly. knowledge 6. Comphrehension: (V) explain social phenomenon in detail 7. Picture completion: (P) what is missing from the picture? 8. Coding/digit symbol: (P) match symbols w numbers 9. Block design: (P) copy design 10. What are distractors? Wrong choices on multiple choice questions 11. What is intelligence? Ability to adapt to change, learn, solve 12. Which Binet test included the problems concept of mental age? 1908 13. What is Spearman’s “g”? General mental ability 14. What is deviation IQ? When did it appear in Binet’s tests? Controlled for different IQ variabilities across ages Vocabulary 1960 15. Which WAIS subtest is the single best measure of IQ overall?
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