Big Five Personality Dimensions — IPIP-50
The IPIP-50 describes Extraversion, Agreeableness, Conscientiousness, Emotional Stability and Intellect/Imagination. It is a non-clinical reflection, not a diagnostic test.
Evidence passport
Instrument and scoring
- Scientific name
- 50-item IPIP version of the Big-Five Factor Markers
- NuraCheck implementation version
- 1.0.0
- Scoring method
- Published mean score
- Score shown
- Dimensions only
- Primary reference
- Goldberg LR. The development of markers for the Big-Five factor structure. Psychological Assessment. 1992;4(1):26–42. Open publication
- Published scoring source
- Published scoring source
- Exact form or administration source
- Exact form or administration source
Who and where the evidence may apply
Evidence comes from particular studies and language versions, so its relevance can vary.
- Intended audience
- Adults reflecting on five broad personality dimensions.
- Language version shown
- English (en) · Base wording used by this NuraCheck implementation
- Study participants and settings
- The cited factor-marker study involved more than 1,000 US college students completing adjective-based measures. It is a student development sample and not a representative adult or clinical validation of this exact 50-item IPIP implementation.
Review the study used for these details
Scores do not capture culture, minority stress, disability or barriers to support. These factors can shape responses.
The evidence cannot determine whether a questionnaire fits you personally. NuraCheck does not ask for or infer identity to decide this.
Language provenance
- Language version shown
- English (en) · Base wording used by this NuraCheck implementation
- Wording scope
- Full instrument
- Independent language review
- Not recorded separately for the base wording
Base-wording source recorded by NuraCheck
Language provenance and independent validation are different. NuraCheck does not infer a reviewer or review date when the evidence record does not name one.
Licence and permitted use
- Licence status
- Public domain
- Rights holder or steward
- International Personality Item Pool (IPIP)
- Permission record checked
- Jul 14, 2026
- Electronic use
- Allowed by the reviewed permission record
- Translation
- Allowed by the reviewed permission record
IPIP items and scales are in the public domain and may be used, copied, edited and translated for commercial or non-commercial purposes.
What this questionnaire cannot answer
Answers can be influenced by language, context and response style. Scores do not measure intelligence, establish fixed traits, or diagnose or rule out a condition.
What this covers
- Extraversion
- A higher mean reflects more endorsement of sociability and outward engagement items; a lower mean reflects more endorsement of quiet or reserved items. Neither direction is better or clinical.
- Agreeableness
- A higher mean reflects more endorsement of compassion and interpersonal consideration items; a lower mean reflects less endorsement of those items. Neither direction is a diagnosis or moral judgment.
- Conscientiousness
- A higher mean reflects more endorsement of preparation, order and follow-through items; a lower mean reflects less endorsement of those items. Context can affect both patterns.
- Emotional Stability
- A higher mean reflects more endorsement of calm and emotional steadiness items; a lower mean reflects more endorsement of worry, distress or mood-change items. This is not a mental-health assessment.
- Intellect/Imagination
- A higher mean reflects more endorsement of ideas, imagination and abstract-thinking items; a lower mean reflects less endorsement of those items. This dimension does not measure intelligence.
What your result can show
You receive five scores from 1 to 5—not an overall score, personality type, percentile or clinical range. Higher and lower values only describe your answers to these items.
Important limitations
Answers can be influenced by language, context and response style. Scores do not measure intelligence, establish fixed traits, or diagnose or rule out a condition.