Listar por autor "Garrido Lopera, B. Liliana"
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Bayesian beta regression models: joint mean and precision modeling
Cepeda Cuervo, Edilberto; Garrido Lopera, B. LilianaThis paper summarizes the beta regression models, with joint modeling of the mean and precision parameters, and the Bayesian methodology proposed by Cepeda (2001) and Cepeda and Gamenrman (2005) to fit these models. This ...Universidad Nacional de Colombia Sede Bogotá Facultad de Ciencias Departamento de Estadística. -
Bivariate beta regression models: a Bayesian approach applied to educational data
Cepeda Cuervo, Edilberto; Achcar, Jorge Alberto; Garrido Lopera, B. LilianaIn this paper we propose a bivariate beta regression model, de¯ning the beta distribution derived from Farlie-Gumbel-Morgenstern (FGM) copulas. This model could be a good alternative to analyze pairs of proportions, when ...Universidad Nacional de Colombia Sede Bogotá Facultad de Ciencias Departamento de Estadística.