Bowen, Spencer. Klein, David. (2022). Monty Hall Problem. In T. Busk (Ed.), Math Circle Activity Database. American Institute of Mathematics. https://mathcircles.org/activity/monty-hall-problem/

Monty Hall Problem

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A prize is hidden behind one of three doors. You choose the door where you think the prize is hidden. But before the door is opened, one of the other 2 remaining doors is opened to reveal no prize. You can choose to keep the door you chose earlier or switch to the other remaining door. What should you do?

Activity Guide

This guide looks at the activity in detail and goes into the underlying math.

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