Complete Power BI Tutorial | Column Quality Explained (Ep. 06)
Welcome back to our Power BI beginner series! In this lesson, we dive into one of the most powerful (and often overlooked) features in Power Query: Column Quality.
Before building dashboards, charts, or reports… You MUST trust your data. And that’s exactly what you’ll learn in this video.
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✅ In this lesson, you’ll learn:
• Enable the Column Quality feature
• Understand Valid, Error, and Empty values
• Discover why your data shows 21% empty
• Analyze missing values in your dataset
• Understand how dirty data impacts your dashboards
• Why empty rows appear in Excel datasets
• How Power BI calculates data quality automatically
• Why cleaning your data is essential before analysis
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✅ This course is designed for:
✔ Complete beginners
✔ Excel users moving into Power BI
✔ Business analysts, students, and professionals
✔ Power BI beginners, data analysts, Excel users, and anyone learning data cleaning & transformation.
🎯 By the end of this video, you’ll be able to instantly evaluate your dataset’s health and avoid common mistakes beginners make.
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👍 If this lesson helps you, don’t forget to like, subscribe, and turn on notifications so you don’t miss the next Excel tutorial.
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