Last Updated
：2025/11/23
overdispersion
Noun
Japanese Meaning
統計学において、使用されている統計モデルが予測する分散よりも実際のデータが持つばらつきが大きい状態、いわゆる「過分散」を示す。
（ plural ）
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(statistics) The presence of greater dispersion in a data set than would be expected according to the statistical model in use.
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overdispersion
When we fitted the Poisson model to the count data, significant overdispersion suggested the need for a negative binomial approach.
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When we fitted the Poisson model to the count data, significant overdispersion suggested the need for a negative binomial approach.
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