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Covariance (COV: 공분산)란? - Jacob is studying on programming
Covariance (COV: 공분산)란? original source : https://m.blog.naver.com/PostView.nhn?blogId=sw4r&logNo=221025662499&proxyReferer=https%3A%2F%2Fwww.google.com%2F