Presentation outline ☆1、 Matrices and vectors ☆2、 Random vector 今3、 Multivariate data matriⅸx 4, Population mean vector, covariance and correlation matrices %5. Sample mean vector, covariance and correlation matrices &6, Euclidean, statistical and mahalanobis distances 2021/2/22 22021/2/22 2 cxt Presentation Outline ❖ 1、Matrices and vectors ❖ 2、Random vector ❖ 3、Multivariate data matrix ❖ 4、Population mean vector, covariance and correlation matrices ❖ 5、Sample mean vector, covariance and correlation matrices ❖ 6、Euclidean, statistical and Mahalanobis distances