Probability Visualizer

Visualize Your Odds!

What does an x-in-y chance actually look like?

Numerator =

Denominator =

This visualizer is inspired by the 2022 book Making Numbers Count: The Art and Science of Communicating Numbers by Chip Heath and Karla Starr.

Other similar, amazing resources:

The Data Detective: Ten Easy Rules to Make Sense of Statistics (2021) by Tim Harford.
Thinking in Bets: Making Smarter Decisions When You Don't Have All the Facts (2018) by Annie Duke.
Thinking, Fast and Slow (2011) by Daniel Kahneman.