What is Machine Learning?

Link to R and csv files: https://drive.google.com/open?id=0B5W8CO0Gb2GGWGtyZHlLWG1oR2s https://drive.google.com/open?id=0B5W8CO0Gb2GGTEs3SUZ0Qnp3Mms https://drive.google.com/open?id=0B5W8CO0Gb2GGTFZCbkdqTUdCV0E Provides sentiment analysis and steps for making word clouds with r using tweets about apple obtained from Twitter. Topics include: - reading data obtained from Twitter in a csv format - cleaning tweets for further analysis - creating term document matrix - making wordcloud, lettercloud, and barplots - sentiment analysis of apple tweets before and after quarterly earnings report R is a free software environment for statistical computing and graphics, and is widely used by both academia and industry. R software works on both Windows and Mac-OS. It was ranked no. 1 in a KDnuggets poll on top languages for analytics, data mining, and data science. RStudio is a user friendly environment for R that has become popular.