Birthday Paradox

Explore the counterintuitive probability that in a group of just 23 people, there's a 50% chance that at least two people share a birthday.

Experiment Type

Estimate the value of π using random points in a squareUse and keys to navigate when menu is open

Monte Carlo π Estimation Controls
Monte Carlo Visualization

Current Estimate

0.000000

π = 3.141593

Error

0.000000

0.00% error

Accuracy

0.00%

0 points

Inside Circle

0

Ratio

0.0000

Simulation Results

Run the simulation to see results