This document contains 50 hands-on Python exercises focused on NumPy and Pandas, two of the most essential libraries for data analysis and manipulation. Each exercise includes practical coding tasks with solutions, covering array operations, dataframes, data cleaning, indexing, grouping, and basic data visualization. Designed for learners and practitioners at the beginner to intermediate level, this 2023 edition is up-to-date with current Python practices and ideal for course preparation, interv...