A reporter makes a bet with a passer-by about how many people they'd have to ask before they found two with a matching birthday. It turns out that you only need to ask 35 people for it to be very likely that you'll get a match, and the clip explains why.
- This clip is from:
- First broadcast:
- 22 August 2007
Could be used as an enrichment activity on probability, or as an introduction to more advanced level work on permutations and combinations.