Real-dataset analysis projects demonstrating SQL, Excel, Python, and Tableau skills.
| Project | Dataset | Headline Finding | Dashboard |
|---|---|---|---|
| Retail Sales Performance Analysis | 9,994 US retail orders | Discounts above 40% run at a -77.4% profit margin | Live on Tableau Public |
| Telco Customer Churn Analysis | 7,043 telecom customers | Month-to-month customers churn 15x more than two-year contract customers | Live on Tableau Public |
| Loan Approval Analysis | 491 loan applications | Credit history predicts approval 9x more strongly than income | Live on Tableau Public |
| HR Employee Attrition Analysis | 1,470 employee records | Employees working overtime leave at 3x the rate of those who don't | (building in Power BI) |
Each project folder contains the dataset, a full README (problem, approach, insights, impact), and Tableau dashboard build steps.
Emmanuel Oniovosa - emmax.oni@gmail.com - linkedin.com/in/emmaoni