06024936-n 'the second moment around the mean';
 
Chinese (simplified) 标准差 的 平方 , 标准差的平方 , 方差
English variance
Italian varianza
Definitions
English
the second moment around the mean
the expected value of the square of the deviations of a random variable from its mean value
Japanese
平均のあたりの第2の瞬間
平均値からの確率変数の偏差の二乗の期待値
Relations
Hyponym: standard_deviation covariance
Hypernym: moment
Domain–Category: statistics
Semantic Field: cognitionn
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Maintainer: Francis Bond <bond@ieee.org>