Personality measurement at the level the model actually works on.
The Big Five is five domains and thirty facets. Almost every free test online reports the five and drops the thirty. We report both, using the public domain IPIP-NEO inventory and percentile norms computed from openly published response data.
- Take the test: ipipneo.com
- Long form, 300 statements: IPIP-NEO-300
- Short form, 120 statements: IPIP-NEO-120
| Facets scored | 30 |
| Norm data | 135,947 long form and 385,801 short form protocols |
| Languages | 32 |
| Account required to take the test | no |
Items are the public domain work of John A. Johnson on Goldberg's International Personality Item Pool. Not the NEO PI-R, not a diagnosis.