Boy Or Girl Paradox

Discrete Mathematics Level 3

Mr. Jones has two children.
The probability that he has a girl knowing that he has a boy is \(\dfrac{2}{3}\).
What is the probability that he has a girl knowing that he has a boy born on Thursday?

Assume that it is equally likely that a child of any sex is born on any day.

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Boy Or Girl Paradox

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100 Day Summer Challenge

Boy Or Girl Paradox

Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, conceptual quizzes.

Our wiki is made for math and science

Master advanced concepts through explanations, examples, and problems from the community.

Used and loved by 4 million people

Learn from a vibrant community of students and enthusiasts, including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.

Master advanced concepts through explanations,
examples, and problems from the community.

Learn from a vibrant community of students and enthusiasts,
including olympiad champions, researchers, and professionals.