网络释义
one-dimensional probability distribution : 一维概率分布 variance of a probability distribution : 概率分布的方差 discrete probability distribution : 离散概率分布 ..
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原声例句
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Central tendency is a measure of the center of a probability distribution of the-- Central tendency is a measure-- Variance is a measure of how much things change from one observation to another.
集中趋势用以描述,一组概率分布的中心,集中趋势...,而方差衡量的是,各个观察值之间的变化
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- 来自原声例句