🦠 COVID-19 Data Analysis & Visualization

This project analyzes and visualizes global COVID-19 trends using SQL and Tableau. The dataset includes key metrics such as confirmed cases, deaths, vaccinations, and recoveries, segmented by country, continent, and time.

🧹 Data Cleaning & Preparation

• The original dataset was cleaned and pre-processed using Microsoft Excel.
• It was split into two main tables:
  • CovidDeaths
  • CovidVaccinations
• These tables were then imported into SQL Server for querying and analysis.

🛠 Tools & Technologies

• Microsoft Excel – Initial data cleaning and formatting
• SQL Server – Data querying and aggregation
• Tableau Public – Interactive data visualization

📊 Tableau Dashboard

The interactive dashboard visualizes global and regional COVID-19 trends, featuring:

• Global Numbers
• Percent Population Infected Per Country
• Total Deaths Per Continent
• Percent Population Infected

🔗 View the COVID-19 Dashboard on Tableau Public

📌 Key Insights

• Some countries had disproportionately high infection rates relative to population size.
• Vaccination rollout pace varied widely by region.
• Death rates showed stark contrasts between continents.