**The Big Five Inventory** is a self-report inventory designed to measure the Big Five dimensions of personality. It consists of 44 short phrases relating to person’s own personality and responses have a five point scale, where 1 means disagree strongly and 5 agrees strongly.
There is a total of 5 domains when scoring:
1. Extraversion (8 questions)
2. Agreeableness (9 questions)
3. Conscientiousness (9 questions)
4. Neuroticism (8 questions)
5. Openness (to experience) (10 questions)
Each domain consists of specific questions,
whose average create a
scale score ranging from 1-5, which higher score corresponding to greater levels of that specific personality domain.
**Big Five Questionnaire**
(Paper: The Big Five Inventory: Versions 4a and 54, John et al. 1991)
(New: Paradigm shift to the integrative Big Five trait taxonomy..., John et al. 2008)