网站首页  词典首页

请输入您要查询的英文单词或汉字:

 

词汇 covariance
类别 英汉双解翻译词典
释义 co·var·i·ance AHD[kō-vârʹē-əns] D.J.[kəʊˈveəriːəns]K.K.[koˈvɛriəns]n.(名词)
  1. A statistical measure of the variance of two random variables that are observed or measured in the same mean time period. This measure is equal to the product of the deviations of corresponding values of the two variables for their respective means.协方差:在观察或测量同一平均时间的两个任意变量的变化的一个统计值。这个值等于这两变量的各自平均值偏离其相应值的乘积
随便看

 

英中网英汉汉英双解词典包含207361条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。

 

Copyright © 2000-2024 elcok.com All Rights Reserved 更新时间:2026/1/12 7:55:47