| 单词 | covariance |
| 释义 | covariance (extremely rare) n WORD FAMILY covariance USAGE EXAMPLESWith a keyboard, drum set and loop station, Sanford created “Variance and Covariance,” a song about formulas in psychology. Washington Times(May 09, 2016) The covariance of the Entwurf field equations, by contrast, was severely limited. Nature(Nov 15, 2015) The actual observed covariance can then be assigned a rank based P value given the random background distribution for that gene. Nature(Feb 17, 2015) n (statistics) the mean value of the product of the deviations of two variates from their respective means Hyper variance the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value |
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