Father & Sons identical twins with same birthday

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was produced by the Winton programme for the public understanding of risk based in the Statistical Laboratory in the University of Cambridge. The aim was to help improve the way that uncertainty and risk are discussed in society, and show how probability and statistics can be both useful and entertaining.

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My brother and I are identical twins born in 1949. Our father, born in 1915, was also an identical twin. Our birthdays are the same. What is the probability of that?
Total votes: 201
Date submitted:Fri, 16 Jul 2021 17:10:00 +0000Coincidence ID:11423