Description of the files

1. Key points: Data structures and cleaning_summary.RMd, Data Visualization_summary (using life_expec.csv)
   • Summarize the key points in R languages
   • Use the life_expec.csv file for the data visualization
2. Projects:
   • Linear Regression NYC Property Sale Prediction.RMD covers linear regression and multiple linear models.
   • Forest_fire.RMD covers the linear model and knn with cross-validation
   • Spam filter.RMD covers the data cleaning of strings and Naive Bayes' Theorem
3. HTML files
   • You can just download HTML files with the output of the codes.