Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
The 16 Personality Factor questionnaire is a self-report personality test developed by Raymond Cattell. It measures an individual's 16 different primary traits to understand their complete personality profile.
This is a psychological framework that focuses on identifying, describing, and measuring individual differences in behavioral predispositions.
Self-Report Inventory: This is a type of psychological test often used in personality assessment where individuals answer questions about their own behaviors and feelings.
He was a British-American psychologist known for his exploration of areas like the theory of fluid and crystallized intelligence and the development of the 16PF Personality Test.