[Plot for Case Number]
[Plot for Word Count]
[Plot for Weights]
[Univariate Feature Selection]
[Scatterplot Against Both Training and Testing Data]
[Residual Plot Against Both Training and Testing Data]
[2-D PCA on Standardized Data]
[Plot of the Reconstructed Data]
[Plot of the 10 Nearest Neighbor]
[Plot of the 3-D projection of the data]

Example Code