最終更新日：2022/12/07

Dictionary quizzes to help you remember vocabulary

covariance

正解を見る

(statistics) A statistical measure defined as scriptstyle operatorname Cov(X,Y)= operatorname E((X-𝜇)(Y-𝜈)) given two real-valued random variables X and Y, with expected values scriptstyle E(X),=,𝜇 and scriptstyle E(Y),=,𝜈.

問題を編集する

編集履歴（0）

元となった辞書の項目

covariance

noun

(statistics) A statistical measure defined as scriptstyle operatorname Cov(X,Y)= operatorname E((X-𝜇)(Y-𝜈)) given two real-valued random variables X and Y, with expected values scriptstyle E(X),=,𝜇 and scriptstyle E(Y),=,𝜈.

The covariance between the two variables is high.

Google翻訳 / DeepL翻訳

詳細

意味（1）

(statistics) A statistical measure defined as scriptstyle operatorname Cov(X,Y)= operatorname E((X-𝜇)(Y-𝜈)) given two real-valued random variables X and Y, with expected values scriptstyle E(X),=,𝜇 and scriptstyle E(Y),=,𝜈.