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Matrix Methods in Components of Variance and Covariance Analysis

The Annals of Mathematical Statistics, Vol. 27, No. 3 (Sep., 1956), pp. 737-748 (12 pages) The sampling variance of the least squares estimates of the components of variance in an unbalanced ...
JSTOR Daily

Optimality of the Sample Variance-Covariance Matrix in Repeated Measurement Designs

This is a preview. Log in through your library . Abstract This paper adds motivations for the use of the sample variance-covariance matrix estimator $\hat{\Sigma}$ in repeated measurement designs by: ...
Simon Fraser University

Autoregressive Error Model

The regression model with autocorrelated disturbances is as follows: In these equations, y t are the dependent values, x t is a column vector of regressor variables, is a column vector of structural ...
Simon Fraser University

REPEATED Statement

The REPEATED statement is used to specify the R matrix in the mixed model. Its syntax is different from that of the REPEATED statement in PROC GLM. If no REPEATED statement is specified, R is assumed ...