GATE (Graduate Aptitude Test in Engineering) Psychology Psychometrics-Scales and Items Construction and Analysis of Items Study Material (Page 7 of 7)

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Self-Report Inventories: NEO Personality Inventory (NEO-PI-R), Edwards Personality Preference Schedule (EPPS), Personality Tests Which Used Factor Analysis in Its Construction, Important Psychologist Who Developed Personality Test Using Factor Analysis Strategy


NEO Personality Inventory (NEO-PI-R)

  • Developed by Costa and McCrae.
  • Provides a detailed assessment of normal personality
  • Measure Big Five Personality factor (OCEAN): -
    • O: Openness
    • C: Conscientiousness
    • E: Extraversion
    • A: Agreeableness
    • N: Neuroticism
  • Used orthogonal rotationfactor analysis in .
  • Five point rating scale
  • Form S- self report
  • Form R- filled by third person (friend, family member etc. )

Edwards Personality Preference Schedule (EPPS)

  • Theoretical basis of EPPS: Need theory of Murray.
  • Impassive Score: Such scores compare the individuals against themselves and tend to produce data that reflect the relative strength of each need for that person.
  • Can be easily faked.


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Projective Tests: Rorschach Inkblot Test (RT), Holtzman Inkblot Test, Thematic Apperception Test (TAT), Rosen Wig Picture Frustration Study


Projective Tests

  • Involve presenting the test-taker with a vague scene, object, or scenario and then asking them to give their interpretation of the test item.
  • Indirect personality assessment
  • It is called ‘projective’ technique because the subject projects his need, desire, feelings etc. unconsciously onto

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