Sumários
Model choice
28 Março 2014, 09:30 • NICOLETTA ROSATI
Nested models. Comparison of nested models using the deviance difference: statistical test of significance. Examples.
Discussion of selected exercises from Exercise Sheet no. 1: Ex. 6 (iv), Ex. 7 (i)-(iv). Note on parametrisation.
Generalised linear models
21 Março 2014, 08:30 • NICOLETTA ROSATI
More on linear predictors: variables, factors, interactions.
Deviance and scaled deviance. Model fit and model comparison. Examples.
Generalised linear models
14 Março 2014, 08:30 • NICOLETTA ROSATI
Introduction to Generalised Linear Models: link functions, canonical link function, linear predictor, variables, factors, interactions. Examples.
Exponential family of distributions
7 Março 2014, 09:30 • NICOLETTA ROSATI
Exponential family of distributions: Binomial (cont.) and Gamma distribution.
Review of Normal Linear Model.
Exponential family of distributions
28 Fevereiro 2014, 09:30 • NICOLETTA ROSATI
Exponential family of distributions: introduction. Natural and scale parameters. Mean and variance. Variance function. Examples: Poisson and Normal distributions. Introduction to Binomial distribution.