By Team Edtoolkits · Calculators
See the chance that two people in a group share a birthday for any group size, and simulate random groups on a calendar to confirm it.
Use the guide alongside the working tool.
Open Birthday Paradox Simulator →Pick the exam and document
Set the group size, or try a class of 30.
Frame and clean up
Press Run to simulate random groups.
Create and check
Compare the simulated share with theory and see each group on a calendar.
Privacy and limits
Runs entirely in your browser with random numbers from your device; results vary from run to run, as they should.
Ready to apply this workflow?
Try Birthday Paradox Simulator →Explore a related workflow
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Keep your original files and review the result. Found unclear instructions? Contact Team Edtoolkits.