IPIP-NEO-120 Inventory

Online version of D-r John A. Johnson's 120-question version (2014) of IPIP NEO Inventory (IPIP equivalent to NEO-PI-R), as well as the full 300-question version initially developed by Lewis R. Goldberg (1999).

Both versions are carefully made in accordance with the D-r Johnson's materials (OSF).

120 questions
14 minutes
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Author: Lewis R. Goldberg (1999); John A. Johnson (2014)

300 questions
35 minutes
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Author: Lewis R. Goldberg (1999); John A. Johnson (2014)

References