The birthday paradox is more than a party trick—it’s a lesson in the power of mathematics to shatter our intuitions. Next time you’re in a room with 23 strangers, try making a bet.

The Birthday Paradox By Esther Inglis-Arkell Published July 29, 2011 | Comments (0) 𝕏 ...

The birthday paradox, also known as the birthday problem, states that in a random group of 23 people, there is about a 50 percent chance that two people have the same birthday.

When pondering this question, known as the "birthday problem" or the "birthday paradox" in statistics, many people intuitively guess 183, since that is half of all possible birthdays, given how ...

If the birthday paradox is true, 50% of the squads should have shared birthdays. Using the birthdays from Fifa's official squad lists as of Tuesday 10 June, ...

What is the rarest birthday? The least common birthday is leap day, or February 29. But because the day only occurs once every four years, it’s obvious it would yield the least amount of birthdays.

If the birthday paradox is true, 50% of the squads should have shared birthdays. Using the birthdays from Fifa's official squad lists as of Tuesday 10 June, ...

Do the squads at the World Cup provide a living demonstration of the truth that in any group of 23 people there is a 50% chance that two share a birthday?

It's puzzling but true that in any group of 23 people there is a 50% chance that two share a birthday. At the World Cup in Brazil there are 32 squads, each of 23 people... so do they demonstrate ...