Department of Nothing
Professional Coin Flip
A coin flip, conducted to professional standards, with a full statistical report.
- Calibrating thumb
- Verifying the coin has two sides
- Establishing gravity
- Obtaining randomness from a certified source
- Flipping
Statistical Report · Flip #1
Outcome: Heads
This flip
- Probability of this outcome
- 50.00%
- Confidence before flip
- 50.00%
- Confidence after flip
- 100.00%
- Margin of error
- ±0 sides
- Sample size
- 1 coin
- Randomness source
- Cryptographically secure
Your lifetime record
- Total flips
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- Heads / Tails
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- Heads rate
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- Current streak
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- Chi-square vs. 50/50
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- p-value
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Conclusion
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This report has not been peer reviewed. Your record is kept only in this browser.