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(P10743)
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English
variance of a probability distribution
expectation of the squared deviation of a random variable from its mean
variance
In more languages
Data type
Mathematical expression
Statements
instance of
Wikidata property related to probability distribution
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Wikidata item of this property
variance
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Wikidata property example
normal distribution
variance of a probability distribution
σ
2
{\displaystyle \sigma ^{2}}
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exponential distribution
variance of a probability distribution
1
λ
2
{\displaystyle {\frac {1}{\lambda ^{2}}}}
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stability of property value
never changes
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property proposal discussion
https://www.wikidata.org/wiki/Wikidata:Property_proposal/probability_distribution_related_properties
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Constraints
property constraint
subject type constraint
relation
instance or subclass of
class
probability distribution
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single-value constraint
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citation-needed constraint
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property scope constraint
property scope
as main value
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allowed-entity-types constraint
item of property constraint
Wikibase item
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