17  Describing, Resampling, Validating, and Simplifying the Model

17.1 Describing the Fitted Model

17.1.1 Relative Explained Variation

  • SSR
  • SSE
  • SST
  • SST= SSR+SSE

17.2 The Boostrap

17.3 Model Validation

17.4 Bootstrapping Ranks of Predictors

17.5 Simplifying the Final Model by Approximating It