The Birthday Problem Explained.

Johnson, John M.

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Peer reviewed

ERIC Number: EJ538283

Record Type: Journal

Publication Date: 1997

Pages: N/A

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ISSN: ISSN-0025-5769

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The Birthday Problem Explained.

Johnson, John M.

Mathematics Teacher, v90 n1 p20-22 Jan 1997

Describes a classroom problem of probability as follows: How many people do you need in a group to ensure that the probability of at least two of them having the same birthday is greater than one-half? Answer: 23. The probability principles needed are simple enough to be accessible to advanced high school students. (PVD)

Descriptors: High Schools, Mathematical Concepts, Mathematics Instruction, Mathematics Materials, Probability, Problem Solving, Word Problems (Mathematics)

Publication Type: Guides - Classroom - Teacher; Journal Articles

Education Level: N/A

Audience: N/A

Language: English

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