new addition: Sun Oct 27 install.packages("FNN") I'm sure we won't be using all of these libraries but I recommend installing all of them at once so you have a good beginning collection. install.packages("dplyr") install.packages("ggplot2") install.packages("Hmisc") install.packages("tidyverse") install.packages("ISLR") install.packages("MASS") install.packages("reshape2") install.packages("randomForest") install.packages("e1071") install.packages("ROCR") install.packages("class") install.packages("car") install.packages("pracma") install.packages("boot") install.packages("tree") install.packages("gbm") install.packages("corrplot") install.packages("matrixStats") install.packages("RColorBrewer") install.packages("dslabs") install.packages("ltm") install.packages("rpart,rpart.plot") install.packages("caTools") install.packages("tm") install.packages("SnowballC") install.packages("caret") install.packages("caTools") install.packages("flexclust") install.packages("treemap") install.packages("XML") install.packages("RCurl") install.packages("Biobase") install.packages("limma")