PSYC 100 Lecture Notes - Lecture 17: Fire Alarm System, Factor Analysis, Unconscious Mind

• School: Queen's University
• Department: Psychology
• Course: PSYC 100
• Professor: Jordan Poppenk

Document Summary

Good personality measures are: standardized (administered and scored the same each time, reliable (scores will remain relatively consistent over time ie. switching personality every 3 weeks is not reliable scores, valid (predict relevant current and future behaviours. Scores differ in magnitude, not type (normal distribution vs low and high, average), the claimed number of personality dimensions need to be supported by factor analysis. Each factor analysis must contain similar items and these items must match the claimed personality dimensions. Each claimed dimensions has its own factor, making it distinct from the other dimensions. Neo-pi3 (240 likert questions 1-5: very standardized, reliable and valid, newer version of the mmpi2, they took out questions from the mmpi2 that were irrelevant. Barnum/forer effect: psychologist, personality test, generic description believed to be ones own based on their profile generated by the test, as long as things are general and positive people tend to think it describes you ie. ex.