➡ The problem:
Hal and Carol accept an invitation to a house party. Hal sees that there will be 30 people attending the party and says to Carol, “I bet you $100 that at least two people will have the same birthday there!”
Should Carol take that bet? (Assume that birthdays are distributed equally over a 365-day year.)
🤫 Hint: What is the chance that no one will share a birthday in a party of a given size?
➡ The solution:
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