Precious Andrew - Data Analysis Portfolio

This repository showcases my projects in data visualization, business intelligence, and analytics.

About This Portfolio

This portfolio demonstrates my skills in:

• Data visualization with Power BI
• Data modeling and analysis
• Creating interactive dashboards
• Transforming complex data into actionable insights

Projects

Healthcare Performance Analysis

Analysis of patient admissions, billing, and demographics across US hospitals from 2019-2024.

Renewable Energy Consumption (USA)

Analysis of US renewable energy trends from 1970 to present, by source and sector.

US Electricity Generation Analysis

Examination of electricity generation patterns and CO2 emissions across US states.

Skills

• Data Visualization: Power BI, Tableau
• Data Analysis: SQL,Excel, Google Sheets
• Data Modeling: Power Query, DAX, Star Schema Design
• Tools: Excel, Power BI Desktop, Power BI Service

How to Use This Repository

1. Clone the repository to your local machine
2. Open the index.html file in your browser to view the portfolio
3. Navigate to individual project folders to explore specific analyses
4. View the Power BI dashboards embedded in each project page

License

This portfolio and its contents are licensed under MIT License.