Dashboards built to explore, analyze, and visualize sales data using Tableau and Power BI — developed as part of coursework in Information Visualization and Big Data Analytics.
Analysis of a US retail superstore dataset covering orders, customers, and profitability.
Key features:
- Monthly sales trend analysis across the fiscal year
- Top customers ranked by sales value
- Profit breakdown by product category (Technology, Office Supplies, Furniture) and customer segment (Consumer, Corporate, Home Office)
- Geographic sales distribution across all US states via choropleth map
Tools: Tableau, calculated fields, geographic mapping, cross-filtering
Files: superstore-sales-overview.twb · dataset.xls
Analysis of a pizza restaurant chain's transactional sales data ($899.65K total revenue, 50K units sold) to identify demand patterns and category performance.
Key features:
- Revenue breakdown by pizza size and category
- Hourly revenue trend to identify peak order windows
- Category-wise waterfall chart showing revenue contribution
- Interactive filters by category and size
Tools: Power BI, DAX measures, waterfall charts, interactive slicers
Files: pizza-palace-analytics.pbit · dataset.xlsx
- HR Analytics (Tableau):
Book_Expt_07.twb

