This project analyzes 9,986 retail transactions spanning 4 years (2014-2017), 793 customers, 1,862 products, and 49 U.S. states. The objective is to extract actionable business insights through a ...
Python Skills Demonstrated Data cleaning: removed missing Customer IDs, negative quantities/prices (407K clean rows from 525K raw) RFM feature engineering using groupby, agg, and custom lambda ...