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This video teaches how to use the Group By feature in Power Query. The 10 examples cover many helpful applications of how to use Group By for calculations and Data Analysis. Basics to Advanced Lessons.

This full free Microsoft 365 Excel & Power BI class is taught by Excel MVP and Highline College Professor and can be found here: https://www.youtube.com/playlist?list=PLrRPvpgDmw0nre_bTeBfJWjrnixKoyNtW

This video covers.
1. (00:00) Introduction and video topics
2. (00:32) What does Group By do?
3. (01:07) When to use Group By or other tools such as PivotTables
4. (01:44) Basics of Group By feature
5. (03:41) Table.Group M Code function
6. (04:29) How to Hack Group By dialog box to get the User Interface to write most of the M Code (Standard Deviation calculation)
7. (06:56) Type M Code for Group By Calculation (Unique List of SalesReps who Sold Product)
8. (09:52) Ranking in Power Query
9. (13:58) Group By: Two Conditions
10. (14:55) Sort by Multiple Columns (Different than in Excel)
11. (15:27) Sort a List
12. (16:33) Group By Back-To-Back: Frequency Distribution For Failed Student Classe Combination
13. (20:51) Group By: Add Blank Row After Each Group (Bill Szysz)
14. (21:50) Table Literal
15. (22:30) Join operator to append tables
16. (27:10) Group By 4th Argument: Consecutive Occurrences
17. (32:41) Video Summary and Conclusions
18. (33:23) Closing and Video Links

Song in video: Rock Intro 3 by Audionautix is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/ . Artist: http://audionautix.com/

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