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Power BI Basics ๐๐
๐ Power BI is one of the most popular Business Intelligence BI tools used for:
โ Data visualization
โ Dashboard creation
โ Business reporting
It is widely used by:
โ Data Analysts
โ Business Analysts
โ Data Scientists
๐น 1. What is Power BI?
Power BI is a Microsoft tool used to transform raw data into:
๐ Interactive dashboards
๐ Reports
๐ Visual insights
๐ฅ 2. Components of Power BI
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Power BI Desktop
๐ Used to create reports & dashboards.
โ
Power BI Service
๐ Cloud platform for sharing reports online.
โ
Power BI Mobile
๐ Access dashboards on mobile devices.
๐น 3. Power BI Workflow โญ
Data โ Cleaning โ Modeling โ Visualization โ Dashboard โ Sharing
๐น 4. Connecting Data Sources
Power BI can connect with:
โ Excel
โ SQL Database
โ CSV Files
โ APIs
โ Cloud services
๐น 5. Power Query Data Cleaning
Used for:
โ Removing duplicates
โ Changing data types
โ Filtering rows
โ Merging data
๐ Similar to data cleaning in Pandas.
๐น 6. Data Modeling
๐ Relationships between tables.
Examples:
โ One-to-Many
โ Many-to-One
๐ฅ 7. Visualizations in Power BI
Popular visuals:
โ Bar Chart
โ Line Chart
โ Pie Chart
โ Table
โ KPI Cards
โ Maps
๐น 8. DAX Data Analysis Expressions
DAX is the formula language of Power BI.
Example:
Total Sales = SUM(Sales[Amount])
๐น 9. Why Power BI is Important?
โ Highly demanded skill
โ Used in real companies
โ Important for dashboards & reporting
โ Great for storytelling with data
๐ฏ Todayโs Goal
โ Understand Power BI basics
โ Learn workflow
โ Understand Power Query & DAX
โ Learn dashboard concepts
Power BI Resources: https://whatsapp.com/channel/0029Vai1xKf1dAvuk6s1v22c
๐ฌ Tap โค๏ธ for more!
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