sample variance (Q10351825)

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statistical concept

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Language	Label	Description	Also known as
English	sample variance	statistical concept

Statements

instance of

consistent estimator

relative to

variance

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subclass of

statistic

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defining formula

${\displaystyle S^{2}={\frac {1}{n-1}}\sum _{i=1}^{n}\left(X_{i}-{\bar {X}}\right)^{2}}$

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in defining formula

${\displaystyle S^{2}}$

symbol represents

sample variance

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${\displaystyle X_{i}}$

symbol represents

random variable

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${\displaystyle {\bar {X}}}$

symbol represents

sample mean

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described by source

ISO 3534-1:2006(en) Statistics — Vocabulary and symbols — Part 1: General statistical terms and terms used in probability

section, verse, paragraph, or clause

1.16

subject named as

sample variance

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maintained by WikiProject

WikiProject Mathematics

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different from

variance

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Identifiers

Encyclopedia of China (Third Edition) ID

231468

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Google Knowledge Graph ID

/g/11c7183wgl

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MathWorld ID

SampleVariance

1 reference

imported from Wikimedia project

German Wikipedia

 

Sitelinks

Wikipedia(5 entries)

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• dewiki Empirische Varianz
• enwiki Sample variance
• ruwiki Выборочная дисперсия
• ukwiki Вибіркові дисперсії
• zhwiki 样本方差

Wikibooks(0 entries)

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Wikinews(0 entries)

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Wikiquote(0 entries)

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Wikisource(0 entries)

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Wikiversity(0 entries)

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Wikivoyage(0 entries)

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Wiktionary(0 entries)

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Multilingual sites(0 entries)

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