Personality Test Center

An insightful journey into personality

IPIP

International personality item pool representation of the NEO PI-R™

You can now choose between two versions of the IPIP-NEO

The original IPIP-NEO

  • The original IPIP-NEO inventory contains 300 items.
  • Most people complete the inventory in 40-60 minutes.

Short version of the IPIP-NEO

  • The short IPIP-NEO was designed to measure exactly the same traits as the original IPIP-NEO, but more efficiently with fewer items.
  • The short version of the IPIP-NEO inventory uses 120 items from the original inventory.

The original IPIP-NEO

  • The original IPIP-NEO inventory contains 300 items.
  • Most people complete the inventory in 40-60 minutes.
  • Over 200,000 persons have successfully completed this online inventory since it was first posted on the Internet.
  • The original IPIP-NEO will provide somewhat more reliable and valid results than the shorter version.
  • Best estimates indicate that the scoring program for the original IPIP-NEO executes properly and provides feedback over 99% of the time.
  • Computer experts have been unable to identify the malfunctions that occasionally prevent scoring and feedback from taking place.

Follow this link if you wish to complete the original IPIP-NEO.


Short version of the IPIP-NEO

  • The short IPIP-NEO was designed to measure exactly the same traits as the original IPIP-NEO, but more efficiently with fewer items.
  • The short version of the IPIP-NEO inventory uses 120 items from the original inventory.
  • Most people complete the inventory in 15-25 minutes.
  • Responses from over 20,000 persons were used to insure that the short version possesses acceptable measurement reliability.
  • Although the short version meets professional standards of reliability, the longer version is even more reliable.
  • The short IPIP-NEO provides an alternative for persons who do not have time to complete the original inventory.
  • Persons may also wish to try the short version if they experience difficulty receiving results from the scoring programs of the original IPIP-NEO.

Follow this link if you wish to complete the shorter version of the IPIP-NEO.


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