A fixed-effects formulation of repeated-measures and growth-curve problems usually leads to an unwieldy linear model, so mixed models are widely used for inference ...
In this paper, the constrained M-estimation of the regression coefficients and scatter parameters in a multivariate linear regression model is considered. Robustness and asymptotic behavior are ...
In clinical medicine, situations arise in which it is desirable to investigate relationships between an outcome and a set of putatively explanatory variables. At one extreme, the investigation can ...
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