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Direct linkRadhakrishnan, R.; Choudhury, Askar – International Journal of Mathematical Education in Science and Technology, 2009
Computing the mean and covariance matrix of some multivariate distributions, in particular, multivariate normal distribution and Wishart distribution are considered in this article. It involves a matrix transformation of the normal random vector into a random vector whose components are independent normal random variables, and then integrating…
Descriptors: Computers, Multivariate Analysis, Matrices, Mathematics Instruction
Download full textO'Connell, Ann Aileen – 1993
The relationships among types of errors observed during probability problem solving were studied. Subjects were 50 graduate students in an introductory probability and statistics course. Errors were classified as text comprehension, conceptual, procedural, and arithmetic. Canonical correlation analysis was conducted on the frequencies of specific…
Descriptors: Ability, Computation, Correlation, Graduate Students
