BCOM313 Basics of Econometrics GGSIPU B.COM 5th Sem Notes

Unit 1 [Book]
Meaning, Nature and Scope of Econometrics, Economic and Econometric models, Methodology of Econometrics	VIEW
Probability meaning	VIEW
Addition, Multiplication	VIEW
Bayes theorem	VIEW
Random Variables, Joint, Marginal and Conditional distributions	VIEW
Normal probability distribution	VIEW
Statistical inference, Estimators and their properties	VIEW
Sampling Distributions, Interval estimation	VIEW

Unit 2 [Book]
Regression basics, Population regression function, Sample regression function	VIEW
The method of OLS, Classical Linear Regression Model. Assumptions of OLS properties of least square estimators	VIEW
Gauss-Markov theorem	VIEW
Residuals, Fitted values, and Goodness of Fit, Probability distribution of residuals	VIEW
Interval estimation and hypothesis testing	VIEW

Unit 3 [Book]
Multivariate Regression, Multiple Linear Regression Model, Estimation of Parameters, Properties of OLS estimators	VIEW
Goodness of fit – R² and adjusted R²: Partial Regression coefficients	VIEW
Testing Hypotheses Individual and Joint	VIEW
Functional forms of Regression Models: Qualitative (Dummy) independent variables Misspecification; Model selection (Criteria)	VIEW

Unit 4 Violations of Classical Assumptions: [Book]
Multicollinearity (Nature and causes, Estimation in presence of perfect and Imperfect Multicollinearity problems with measuring Multicollinearity, Solution to Multicollinearity problem	VIEW
Heteroskedasticity Nature and Cause, Detection of Heteroskedasticity, Consequences of Heteroskedasticity, Solution to heteroskedasticity problem	VIEW
Serial Correlation Consequences, Detection And Remedies	VIEW
Dummy Variables and Truncated variables, Diagnostic Checking	VIEW