Course MapProbability & Pigeonhole Principle
Probability & Pigeonhole Principle
Calculate probabilities of events and apply the pigeonhole principle to existence proofs
📖Reem is designing a game show. She needs to calculate the probability of winning each round and prove that among 13 contestants, at least 2 share the same birth month — the pigeonhole principle!
🧠Fun Fact
The birthday paradox: in a group of just 23 people, there's a >50% chance two share a birthday. With 70 people, it's 99.9%!