BigmartSales Link reference: https://www.analyticsvidhya.com/blog/2016/01/12-pandas-techniques-python-data-manipulation/?fbclid=IwAR2FwE6k5XPoZ8FLelOot6QWnWshgg0iShytEAujMImnheJTeswhUdx-r1o https://courses.analyticsvidhya.com/courses/big-mart-sales-prediction-using-r?utm_source=practice_problem_Big_Mart_Sales_III&utm_medium=Datahack https://www.analyticsvidhya.com/blog/2016/01/guide-data-exploration/ https://www.analyticsvidhya.com/blog/2018/05/24-ultimate-data-science-projects-to-boost-your-knowledge-and-skills/ http://www.thejavageek.com/2018/02/14/backward-elimination-multiple-linear-regression/