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{{ assessmentDefinition.instrument.name }} is the public-domain 100-item IPIP inventory described by DeYoung, Quilty, and Peterson (2007). Complete every statement for five domain means and ten aspect means.

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Answer review
IPIP Personality Inventory (IPIP-NEO-60) Assessment Build a 60-item Big Five profile with reverse-keyed domain means and two-item facet clues, while keeping non-normative limits clear.
Mini-IPIP Big Five Assessment Explore a 20-item Mini-IPIP Big Five profile with reverse-keyed trait means, response consistency cues, and clear non-normative limits.
Ten-Item Personality Inventory (TIPI) Assessment Complete the official English TIPI to calculate five Big Five trait means, inspect each scored pair, and keep the brief profile in context.
IPIP Big-Five Factor Markers (50-Item) Complete the 50-item IPIP Big-Five markers and compare five separately keyed trait totals and means without invented types or population norms.

Two people can receive a similar broad Big Five score for different reasons. Comparable Extraversion means might reflect strong social enthusiasm in one person and assertive leadership in another. The Big Five Aspects Scales (BFAS) adds this middle level of detail: each broad domain is divided into two aspects that describe different routes to the same domain score.

BFAS is a 100-item public-domain self-report inventory associated with DeYoung, Quilty, and Peterson (2007). It reports five domain means and ten aspect means. The domains give the broad profile; the paired aspects show where the answers within each domain converge or differ.

Domain Two aspects What the split helps distinguish
NeuroticismVolatility and WithdrawalEmotional reactivity versus anxious or avoidant distress.
AgreeablenessCompassion and PolitenessConcern for others versus restraint of aggression and disrespect.
ConscientiousnessIndustriousness and OrderlinessEffort and persistence versus organization and preference for structure.
ExtraversionEnthusiasm and AssertivenessSocial warmth and positive engagement versus agency and social dominance.
Openness / IntellectIntellect and OpennessEngagement with ideas versus engagement with perception, imagination, and aesthetics.

Personality traits are continuous rather than fixed types. A larger keyed mean shows stronger endorsement of the statements defining that named domain or aspect, not greater health, ability, honesty, or personal value. Differences within one profile can support reflection, but population claims require a suitable norm sample that this assessment does not apply.

Self-report also depends on the reference point used while answering. Work, family, unfamiliar groups, recent stress, and the wish to present oneself favorably can pull answers in different directions. BFAS can organize those answers into a detailed trait profile, but it cannot diagnose a condition or justify hiring, admissions, insurance, treatment, or other high-stakes decisions.

How to Use This Tool:

Answer every statement with your general pattern in mind rather than one unusually good or difficult day.

  1. Select Start assessment, then rate each statement from Very Inaccurate to Very Accurate.
  2. Use the middle response when the statement is genuinely mixed or strongly dependent on context; do not use it merely to finish faster.
  3. Follow the progress bar and item navigator until all 100 statements are answered. The domain-and-aspect profile requires a complete response set.
  4. Read the five domain means for the broad pattern, then compare each domain's two aspects in the Ten-aspect profile.
  5. Open the answer review if an aspect result seems unexpected. Changing review order or showing score contributions changes presentation only, never scoring.

Interpreting Results:

All 15 means use the same theoretical 1 to 5 scale. Compare the ten aspects within this response set to see which tendencies were endorsed more or less strongly. Then return to the paired aspects: a broad domain mean can sit near the middle even when its two aspects differ noticeably.

  • A higher aspect mean indicates more of that named trait after reverse-keyed statements are corrected; it is not automatically preferable.
  • The highest and lowest aspects describe relative positions within this one profile. They are not population ranks or percentiles.
  • A domain mean summarizes 20 items, while each aspect mean summarizes 10. Check the aspect pair and relevant answers before explaining the domain.
  • Similar means do not guarantee identical behavior. Situations, roles, values, and skills affect how a trait tendency is expressed.

There are no official low, average, or high labels in this result. If a research project needs group comparisons, it should predefine an appropriate comparison sample and analysis method rather than converting these raw means into local personality types.

Technical Details:

BFAS uses a hierarchical score structure. Each aspect contains 10 items, and each domain contains the 20 items from its two aspects. Because the aspect pairs are equal in length, the mean of all 20 domain items is also the mean of the two aspect means.

Formula Core:

Responses use integer codes 1 through 5. Direct-keyed items keep the chosen code. Reverse-keyed items use the opposite position on the same scale before any mean is calculated.

ki = xi for a direct-keyed item ki = 6-xi for a reverse-keyed item Aj = ∑i=110ki10 Dj = ∑i=120ki20

Here, x is a raw response, k is its keyed contribution, A is an aspect mean, and D is a domain mean. A raw response of 5 contributes 5 on a direct-keyed item and 1 on a reverse-keyed item. Means are reported on the original 1 to 5 scale.

Score level Items Aggregation Possible range
Aspect10Mean of keyed item scores1.0 to 5.0
Domain20Mean of both aspects' keyed items1.0 to 5.0
Overall scoreNoneNot calculatedNot applicable

The official key contains 54 direct-keyed and 46 reverse-keyed items. Every reported score requires its complete item set, and no threshold or severity rule is applied. The ten aspect bars therefore show raw keyed means, not standardized scores or population standing.

Limitations and Privacy:

BFAS is suitable for voluntary personality reflection, teaching, and research preparation. It is not a clinical assessment, crisis screen, lie detector, ability test, or validated gate for consequential individual decisions.

  • Language, culture, current mood, memory, and self-presentation can influence answers.
  • No local norm sample, percentile conversion, or cutoff is applied.
  • Responses are held in memory during the session. Restarting clears the in-memory response set and any shared fragment.
  • A copied link contains all 100 raw responses in its URL fragment. It is portable but not encrypted or access-controlled, so share it only with someone trusted to see the answers.

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