英语词汇variance of a probability distribution怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	variance of a probability distribution
释义	variance of a probability distribution 简明释义概率分布的方差网络释义 1 ?概率分布的方差 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 .. 原声例句 1 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金融市场课程节选 : 耶鲁公开课
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