Data Exploration and Visualization --- Data Exploration and Visualization tools enable us to identify important patterns in large data sets, and then communicate those patterns and managerial insights in a persuasive visual way for effective decision making. This course will teach the essential tools in exploration and visualization of large data sets. After taking this course, students will be able to work with large datasets and form initial hypotheses based on data exploration and visualization, and effectively communicate their analysis using appropriate visuals.