Matplotlib and Seaborn

These handwritten notes explain data visualization in Python using Matplotlib and Seaborn. The notes cover plotting fundamentals such as line plots, bar charts, histograms, scatter plots, subplots, and customization options in Matplotlib, along with high-level statistical visualizations in Seaborn including distribution plots, categorical plots, and heatmaps. Concepts are explained with clear examples, making the notes suitable for beginners, quick revision, and data analysis projects.