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🎓 La covariance — Comprendre le lien entre deux variables Dans cette vidéo, nous explorons pas à pas la notion de covariance, un concept fondamental en statistiques et en économie. Tu y découvriras : 🔹 Ce que signifie réellement la covariance ; 🔹 Comment elle permet de mesurer la relation entre deux variables aléatoires ; 🔹 ...
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The sum of the eigenvalues of a covariance matrix is equal to: A. The largest covariance in the cov…
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