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  • Univariate parametric survival analysis using GS-distributions. 

    Sorribas, Albert; Muiño, José M.; Rué, Montserrat; Fibla, Joan (Institut d'Estadística de Catalunya, 2006)
    Article
    Accés obert
    The GS-distribution is a family of distributions that provide an accurate representation of any unimodal univariate continuous distribution. In this contribution we explore the utility of this family as a general model in ...
  • Statistical models to study subtoxic concentrations for some standard mutagens in three colon cancer cell lines. 

    Bardina, Xavier; Fernández, Laura; Piñeiro, Elisabet; Surrallés, Jordi; Velázquez, Antonia (Institut d'Estadística de Catalunya, 2006)
    Article
    Accés obert
    The aim of this work is to propose models to study the toxic effect of different concentrations of some standard mutagens in different colon cancer cell lines. We find estimates and, by means of an inverse regression ...
  • Influence diagnostics in exponentiated-Weibull regression models with censored data. 

    Ortega, Edwin M. M.; Cancho, Vicente G.; Bolfarine, Heleno (Institut d'Estadística de Catalunya, 2006)
    Article
    Accés obert
    Diagnostic methods have been an important tool in regression analysis to detect anomalies, such as departures from the error assumptions and the presence of outliers and influential observations with the fitted models. The ...
  • What does intrinsic mean in statistical estimation? 

    García, Gloria; Oller, Josep M. (Institut d'Estadística de Catalunya, 2006)
    Article
    Accés obert
    In this paper we review different meanings of the word intrinsic in statistical estimation, focusing our attention on the use of this word in the analysis of the properties of an estimator.We review the intrinsic versions ...