Visualization study material/practice using different vizualitation tools Tableau/d3 https://www.analyticsvidhya.com/blog/2018/03/tableau-for-advanced-users-easy-expertise-in-data-visualisation/?utm_source=feedburner&utm_medium=email&utm_campaign=Feed%3A+AnalyticsVidhya+%28Analytics+Vidhya%29 https://medium.freecodecamp.org/learn-to-visualize-data-with-this-free-d3-js-course-2433b060f9dc