In statistics, sufficiency is a property of a statistic computed on a sample dataset in relation to a parametric model of the dataset. A sufficient statistic for a model parameter contains all of the information that the dataset provides about that parameter.
In statistics, sufficiency is a property of a statistic computed on a sample dataset in relation to a parametric model of the dataset. A sufficient statistic for a model parameter contains all of the information that the dataset provides about that parameter.
Source: Wikipedia "Sufficient statistic" · CC BY-SA 4.0
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