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Birthday Paradox
Birthday Paradox
3 questions
Difficulty 3-4
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Foundation
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The Birthday Paradox asks: how many people are needed before there's a greater than 50% chance that two share a birthday?
Hide and think first
A.
366 people (more than the number of days)
B.
50 people
C.
23 people
D.
183 people (about half of 365)
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