Topic: Leverage and Influential Observations

Influence Calculations in Simple Regression

Influence Diagnostic Plots

Influence in Least-Squares Regression

Influence in Multiple Regression

Internally Studentized Residuals

Hat Values and Leverage

High Leverage With a Small Residual

Externally Studentized Deleted Residuals

DFBETAS and Coefficient-Specific Influence

DFFITS and Casewise Prediction Changes