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The Three Sigma Rule

For random variables with a unimodal Legesgue density, the 3[sgrave] rule is proved by elementary calculus. It emerges as a special case of the Vysochanskiĭ-Petunin inequality, which in turn is based on the Gauss inequality.

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Bibliographic Details
Published in:The American statistician 1994-05, Vol.48 (2), p.88-91
Main Author: Pukelsheim, Friedrich
Format: Article
Language:English
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Summary:For random variables with a unimodal Legesgue density, the 3[sgrave] rule is proved by elementary calculus. It emerges as a special case of the Vysochanskiĭ-Petunin inequality, which in turn is based on the Gauss inequality.
ISSN:0003-1305
1537-2731
DOI:10.1080/00031305.1994.10476030