Mathematical Statistics, Lecture 2 Statistical Models

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Statistical Models Statistical Models MIT Dr. Kempthorne Spring 2016 1MIT Statistical Models Statistical Models Definitions Examples Modeling Issues Regression Models Time Series Models Outline 1 Statistical Models Definitions Examples Modeling Issues Regression Models Time Series Models 2MIT Statistical Models Statistical Models Definitions Examples Modeling Issues Regression Models Time Series Models Statistical Models : Definitions Def: Statistical model Random experiment with sample space . Random vector X = (X1, X2,..., Xn) defined on . : outcome of experiment X ( ): data observations Probability distribution of X X : Sample Space = {outcomes x}FX : sigma-field of measurable events P( ) defined on (X , FX ) Statistical model P = {family of distributions } 3MIT Statistical Models Statistical Models Definitions Examples Modeling Issues Regression Models Time Series Models Statistical Models : Definitions Def: Parameters / Parametrization Parameter identifies/specifies distribution in P.

1. Statistical Models. Definitions Examples Modeling Issues Regression Models Time Series Models. ... 18.655 Mathematical Statistics Spring 2016 ...

  Model, Statistics, Mathematical, Mathematical statistics