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PersonalityScientific

Behavioral Activation & Inhibition TestIPIP-BIS/BAS

~9 min · 35 questions · Free partial report

A 35-item assessment measuring your motivational systems: BIS (sensitivity to punishment) and BAS (sensitivity to reward, with Drive, Fun-Seeking, and Reward Responsiveness). Based on Gray's (1970) theory, using public-domain IPIP items.

What you'll discover
  • Understand whether you are more driven by pursuing rewards (BAS) or avoiding threats (BIS).

No signup required to start. The Partial Report is free at the end. The Complete costs $9.90, if and when you want it.

What this test measures

What this test measures

Behavioral Inhibition (BIS/Anxiety)

BAS Fun-Seeking

BAS Drive

BAS Reward Responsiveness

Discover where you stand on each dimension.

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No prior signup. Free partial result immediately.

How it works

From first click to report.

The process is simple: you respond, the system calculates, and the result appears. No prior signup, no form, no waiting.

  1. 1

    Click "Start for free"

    No signup required to start. You identify yourself at the end, when you want to save the result. The test opens immediately.

  2. 2

    Answer the questions

    One at a time, scale of 1 to 5. Visible progress bar. You can pause and resume from any device after identifying yourself.

  3. 3

    Get the Partial Report

    Immediate and free. A text summary of each dimension, with indication of high, medium, or low.

  4. 4

    Decide if you want the Complete

    The Partial already delivers value. The Complete adds percentiles, norm comparison, charts, applied recommendations, and a verifiable Certificate.

  5. 5

    Explore in the Integrative Chat

    Talk to an AI about your results. Ask how your profile applies to your career, what a high score means, or compare with other tests.

Average time per step
~9 minAnswer the questions. Real user median.
~3 secFor the Partial Report to appear after the last answer.
~30 secTo generate the personalized Complete Report (3 to 5 paragraphs per dimension).
1 yrAccess to the report and Integrative Chat.
Free and paid, side by side

The Partial is yours right away. The Complete, when it makes sense.

Free and paid, side by sidePartial Report (free, always)Complete Report ($9.90)
Interpretive text per dimension, generated from your answers
Raw score for each dimension
One-paragraph overview reading
Everything in the Partial, expanded to 3–5 paragraphs per dimension
Percentile per dimension, compared to reference norms
Inter-dimensional chart with accessible data table
Applied recommendations: career, relationships, self-care
Certificate with public verification and PDF download
Individual Complete Report
$9.90
  • Everything in the Partial, expanded to 3–5 paragraphs per dimension
  • Percentile per dimension, compared to reference norms
  • Applied recommendations: career, relationships, self-care
  • Certificate with public verification and PDF download
Buy Complete Report

You only pay after completing the test, if you want to go beyond the Partial.

Free Partial Report
Free
  • Interpretive text per dimension, generated from your answers
  • Raw score for each dimension
  • One-paragraph overview reading
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Payment via PIX (instant) or credit card. Access for 1 year. After that, the report stays visible in read-only mode.

Report preview

What you receive.

Behavioral .BAS Fun-See.BAS DriveBAS Reward .

Radar chart with percentiles. Illustrative example.

Executive Summary

"You present a profile marked by high intellectual curiosity and above-average conscientiousness, with moderate extraversion and balanced emotional reactivity. This combination suggests someone who seeks novelty in a disciplined way."

Illustrative example.

Scale analysis

The Complete Report details the practical meaning of each score in 3 to 5 paragraphs, personalized by your combined profile. It is not a generic text by range; the analysis crosses all dimensions to generate specific observations about you.

Applied recommendations

Practical recommendations by area (career, relationships, studies, self-care), based on your combined profile. Certificate with verifiable QR and PDF download.

Scientific basis

Why trust this instrument.

Authors:
Gray / Carver & White
Year:
1994
Psychometric properties
Range
α 0.680.84(4 scales)
Average
α 0.77(adequate)

Cronbach's alpha. Values above .70 are acceptable; above .80, good.

References
  • Carver, C. S., & White, T. L. (1994). BIS/BAS Scales. JPSP, 67(2), 319-333.
Scientific foundation

The theory behind this test.

Reinforcement Sensitivity Theory

Neurobiological theory positing two fundamental motivational systems: the Behavioral Inhibition System (BIS), sensitive to punishment and novelty signals producing anxiety, and the Behavioral Activation System (BAS), sensitive to reward signals producing approach motivation, with BAS further divided into Drive, Fun-Seeking, and Reward Responsiveness.

Learn more about this theory
Who is this for

Target Audience

Adults (18+) interested in understanding their motivational tendencies

What you will discover

Questions the report answers.

  • B

    How sensitive are you to threat?

    Higher BIS indicates greater anxiety and sensitivity to potential negative outcomes.

  • B

    How strongly do you pursue goals?

    Higher BAS-Drive indicates strong ambition and persistent goal pursuit.

Who is this for

Who benefits most.

Self-awareness seekers

People who want to understand what drives them — reward or threat avoidance.

Psychology enthusiasts

Individuals interested in Gray's Reinforcement Sensitivity Theory.

Frequently asked questions

Frequently asked questions

What does this test measure?

Two fundamental motivational systems: BIS (anxiety, threat sensitivity) and BAS (reward sensitivity, divided into Drive, Fun-Seeking, and Reward Responsiveness).

How long does it take?

About 8-9 minutes.

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Behavioral Activation & Inhibition Test

No signup, no time limit. The Partial is free at the end.

The Complete costs $9.90, if and when you want it.

This test is a self-knowledge tool for informational purposes. It does not constitute a psychological or clinical diagnosis and does not replace evaluation by a qualified professional. The report indicates the AI model used in text generation.

This test uses items from the International Personality Item Pool (IPIP), which is in the public domain.

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