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29 novembre 2011
The Tuesday Birthday Problem
Writing in 1866, John Venn (of Venn diagram fame) wrote:
To many persons the mention of Probability suggests little else than the notion of a set of rules, very ingenious and profound rules no doubt, with which mathematicians amuse themselves by setting and solving puzzles.
A classic example is the Tuesday Birthday Problem (TBP), which a reader has asked me to comment on. Let's dive right in by stating the problem:
You meet a man on the street and he says, "I have two children and one is a son born on a Tuesday." What is the probability that the other child is also a son?
via The Tuesday Birthday Problem : EvolutionBlog
via The Tuesday Birthday Problem : EvolutionBlog
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