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1 |
Material Type: Artigo
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A procedure for improving upon the performance of the traditional heteroskedasticity pretest estimatorADJIBOLOSOO, S. B.-S. KCommunications in statistics. Theory and methods, 1990, Vol.19 (5), p.1899-1912 [Periódico revisado por pares]Philadelphia, PA: Taylor & FrancisTexto completo disponível |
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Material Type: Artigo
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On choosing the level of significance for the goldfeld and quandt heteroskedasticity pretestingAdjibolosoo, Senyo B. S. K.Communications in statistics. Simulation and computation, 1991-01, Vol.20 (2-3), p.437-447 [Periódico revisado por pares]Colchester: Marcel Dekker, IncTexto completo disponível |
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Material Type: Artigo
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Risk comparison of some shrinkage M-estimators in linear modelsAhmed, S. E. ; Hussein, A. A. ; Sen, P. K.Journal of nonparametric statistics, 2006-08, Vol.18 (4-6), p.401-415 [Periódico revisado por pares]Taylor & FrancisTexto completo disponível |
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Material Type: Artigo
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Data-Based Adaptive Estimation in an Investment ModelAhmed, S. Ejaz ; Chitsaz, S.Communications in statistics. Theory and methods, 2011-10, Vol.40 (19-20), p.3540-3554 [Periódico revisado por pares]Philadelphia, PA: Taylor & Francis GroupTexto completo disponível |
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Material Type: Artigo
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Estimation of Several Intraclass Correlation CoefficientsAhmed, S. Ejaz ; Fallahpour, Saber ; von Rosen, Dietrich ; von Rosen, TatjanaCommunications in statistics. Simulation and computation, 2015-10, Vol.44 (9), p.2315-2328 [Periódico revisado por pares]Philadelphia: Taylor & FrancisTexto completo disponível |
6 |
Material Type: Artigo
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An application of shrinkage estimation to the nonlinear regression modelAhmed, S. Ejaz ; Nicol, Christopher J.Computational statistics & data analysis, 2012-11, Vol.56 (11), p.3309-3321 [Periódico revisado por pares]Elsevier B.VTexto completo disponível |
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Material Type: Artigo
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Stabilizing the Performance of Kurtosis Estimator of Multivariate DataAhmed, S. Ejaz ; Omar, M. Hafidz ; Joarder, Anwar H.Communications in statistics. Simulation and computation, 2012-11, Vol.41 (10), p.1860-1871 [Periódico revisado por pares]Colchester: Taylor & Francis GroupTexto completo disponível |
8 |
Material Type: Artigo
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Improved pretest nonparametric estimation in a multivariate regression modelAhmed, S.E.Communications in statistics. Theory and methods, 1998-01, Vol.27 (10), p.2391-2421 [Periódico revisado por pares]Philadelphia, PA: Marcel Dekker, IncTexto completo disponível |
9 |
Material Type: Artigo
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A Monte Carlo Study of Robustness of Pretest and Shrinkage Estimators in Pooling Coefficients of VariationAhmed, S.E. ; Bhoj, D.S. ; Ahsanullah, M.Biometrical journal, 1998-10, Vol.40 (6), p.737-751 [Periódico revisado por pares]Berlin: WILEY-VCH VerlagTexto completo disponível |
10 |
Material Type: Artigo
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Efficient estimation for the conditional autoregressive modelAhmed, S.E. ; Hussein, A. ; Al-Momani, MarwanJournal of statistical computation and simulation, 2015-09, Vol.85 (13), p.2569-2581 [Periódico revisado por pares]Abingdon: Taylor & FrancisTexto completo disponível |