Diagnostics to Improve Linear Model Fit - OLS Analysis and Residual Plots

Diagnostics to Improve Linear Model Fit - OLS Analysis and Residual Plots

NPTEL-NOC IITM via YouTube Direct link

OLS: Residual Analysis

3 of 11

3 of 11

OLS: Residual Analysis

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Diagnostics to Improve Linear Model Fit - OLS Analysis and Residual Plots

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  1. 1 Intro
  2. 2 OLS on Anscombe data
  3. 3 OLS: Residual Analysis
  4. 4 OLS: Residual Plots of Anscombe data
  5. 5 Normal Q-Q Plot
  6. 6 OLS: Checking for normality of errors
  7. 7 OLS: Checking for non-uniform error variance
  8. 8 OLS: Checking for outliers in data
  9. 9 OLS: Example for outlier detection
  10. 10 Residual plot for US Bonds data
  11. 11 OLS on US bonds example after removing outliers

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