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Avviso di seminario



                                        Dipartimento di Statistica
                                        Via Bicocca degli Arcimboldi, 8
                                              20126 Milano




Nell'ambito dell'attivitą del Dottorato di Ricerca in Statistica, il Professor

                                        SOMESH DASGUPTA

                                Indian Statistical Institute, Calcutta, India


il giorno 30 maggio alle ore 14.30 terrą un seminario dal titolo:


                        MODELLING-PRESERVING PARAMETRIC CONSTRAINTS
                                        AND THEIR ROLE


presso il Dipartimento di Statistica della Facoltą di Scienze Statistiche dell'Universitą degli Studi di Milano-Bicocca.  (Sala Lauree - Edificio U 7)



Per informazioni

cinzia.corti@unimib.it          Tel. 0264487300


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Abstract


The notion of identifiable and model-preserving parametric constraints are introduced from a general viewpoint. It is proposed that a hypothesis, apparently non-testable, may be tested by considering its equivalent identifiable parametric constraints. For a linear model, a necessary and sufficient condition for a set of constraints to be model-preserving is obtained. The results have significant impact for non-identifiable parametric models, especially for linear models.