Philosophy of Mathspeaking topic
In a room of just 23 people, the chance that two of them share a birthday is better than half. Only 23. Why does mathematics say 'done already' this early, while our intuition screams that we need a bigger crowd?
— the birthday paradox
practice with this topic
Set the timer (5-30 min), take 20 seconds of prep if you like, start talking. Jot your thoughts onto the sticky-note board.
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