Check your intuition: The birthday problem - David Knuffke Check your intuition: The birthday problem - David Knuffke begin-post-stats TED-Ed • 1M views end-post-stats begin-duration 5:07 end-duration Math topics: _Numbers_##Numbers##_1_(number)_##1 (number)##_Number_##Number##_Square_(algebra)_##Square (algebra)##_2_(number)_##2 (number)##_Probability_##Probability##_Probability_##Probability##_Coincidence_##Coincidence##_Odds_##Odds##_Mathematical_structures_##Mathematical structures##_Field_(mathematics)_##Field (mathematics)##_Ordered_pair_##Ordered pair##_Group_(mathematics)_##Group (mathematics) Other topics: _Formal_sciences_##Formal sciences##_Proportionality_(mathematics)_##Proportionality (mathematics)##_Reason_##Reason##_Mathematics_##Mathematics video-id: KtT_cgMzHx8 channel_TED-Ed_ So What Learning Formal sciences , Mathematical structures , Numbers , Probability Friday, January 12, 2018 Share Share