Tableau Dashboards

I need a complete, presentation-ready example of a Tableau (preferred) or Power BI dashboard built on a high-school data set. The final presentation will run 10–15 minutes and must walk through every step of your build so I can confidently speak to it at district level... (Budget: ₹1500 - ₹12500 INR, Jobs: Business Intelligence, Data Analysis, Data Management, Data Visualization, Database Administration, Database Programming, Excel, Power BI, SQL, Tableau)