Welcome to Day 10 of the 21-Day Power BI DAX Challenge with Pavan Lalwani!

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Today’s challenge is a product-specific scenario using DAX:
"Which day of the week did AirPods Pro sell the most?"

Haven’t joined the 21-Day Power BI DAX Challenge yet? Start here:
Enroll Now – Free Challenge Access: https://learn.pavanlalwani.com/s/pages/da21days

New to Power BI or DAX? Don’t worry! Start with the basics here:
Beginner Power BI Course – Start Here: https://learn.pavanlalwani.com/courses/Power-BI-Specialization-63a05686e4b0a7b1ab4dfc8d

Using virtual tables, conditions, and the power of MAX, FILTER, and RETURN, you’ll learn how to find the best-performing day for any product.

What You’ll Learn:
1. How to analyze day-wise sales using DAX
2. Create virtual tables with ADDCOLUMNS
3. Apply filters for specific product sales
4. Use MAX logic to extract highest values
5. Return final weekday with highest sales

Join the Challenge for full access (datasets, solutions & certificate):
https://learn.pavanlalwani.com/s/pages/21-days-dax-challenge

Learn Advanced Power BI DAX step-by-step:
https://learn.pavanlalwani.com/courses/Microsoft-Power-BI-DAX-686b9f59bd8e322a4efb3109

⏱ Timestamps:
0:08 – Welcome to Day 10
0:15 – Challenge: Which weekday sells AirPods Pro most?
0:33 – Creating a virtual table with weekday and sales
1:28 – Filtering data for AirPods Pro only
2:05 – Finding max sales value
2:37 – Filtering virtual table to match max sales
3:00 – Returning weekday name
3:37 – Final result: AirPods sell most on Monday
3:58 – Teaser: Challenge 11 (Oldest Customer)




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