Cognitive Bias Arena
NOBEL-PRIZE CLASSIC TRIALS

How Many Traps
Can Your Intuition Survive?

6 classic experiments from behavioral economics and cognitive psychology. No abstract theory here — just a real-time stress test of your brain's decision-making machinery.

6
Academic Challenges
3
Nobel Laureates
100
Starting Zanshin

Estimated time 5–8 min · Resist cognitive bias · Activate System 2

Progress 1 / 6
Zanshin Score 100
Logic Trap Tversky & Kahneman, 1983

The Linda Problem

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Which of the following is more probable?

📚 Academic Source: Tversky & Kahneman, 1983
The probability of a conjunction of events can never exceed the probability of either constituent event alone. The brain substitutes "representativeness" for genuine probability estimation.
Original Experiment Data

In the original experiment, approximately 85%–90% of participants (including graduate students trained in probability and statistics) chose Option B.

Cognitive Decision Report

2026.06.24
85
Zanshin Score

System 2 Commander

You demonstrate exceptionally high logical awareness and are rarely misled by external framing or decoys. Your rational judgment surpasses that of most decision-makers.

Logic Traps 2 / 3 Resisted
Cognitive Mirrors 2 / 3 Rationally Resilient
Challenge Type Your Result Bias Tested

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Deep Dive: The Science Behind 6 Cognitive Biases

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