日本語WordNet
(statistics) the mean value of the product of the deviations of two variates from their respective means
AIによる解説
A statistical measure of how two variables change together. Positive covariance indicates variables tend to move in the same direction; negative covariance indicates they move in opposite directions. Fundamental to correlation analysis, regression, and portfolio theory in finance. Calculated as the expected value of the product of deviations from means.
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Researchers calculated the covariance to assess the relationship between variables.
研究者は変数間の関係を評価するために共分散を計算した。
Covariation does not necessarily imply causation between variables.
共変動は必ずしも変数間の因果関係を意味するわけではない。
Pronunciation data from ipa-dict (MIT License) based on cmudict-ipa by @lingz