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Tag: Econometrics

Coefficient of Determination R2

Goodness of Fit So far, we have no way of measuring how well the explanatory or independent variable, X, explains the dependent variable, Y. In other words, we must know how well the OLS regression line fits the data. Are the observations tightly clustered around the regression line, or are

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March 3, 2026 No Comments
Simple Linear Regression
Econometrics
Muhammad Minhaj Akhtar

Simple Linear Regression Model

Simple Linear Regression Model Simple Linear Regression Model is used to estimate the relationship between one dependent and one independent variable. It is also called bivariate or two variable regression model. For example, regression of consumption on disposable income, regression of sales revenue on advertisement expenses, regression of log of

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February 6, 2026 1 Comment