Nonconstant variance - PowerPoint PPT Presentation

Lecture 25

Lecture 25. Regression diagnostics for the multiple linear regression model Dealing with influential observations for multiple linear regression Interaction variables. Assumptions of Multiple Linear Regression Model. Assumptions of multiple linear regression:

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Lecture 18: Thurs., March 18

Lecture 18: Thurs., March 18. R-Squared. The R-squared statistic, also called the coefficient of determination, is the percentage of response variation explained by the explanatory variable. Unitless measure of strength of relationship between x and y

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