Join us at FabCon Atlanta from March 16 - 20, 2026, for the ultimate Fabric, Power BI, AI and SQL community-led event. Save $200 with code FABCOMM.
Register now!Vote for your favorite vizzies from the Power BI Dataviz World Championship submissions. Vote now!
Hello,
I am currently working on getting a column to return a grouped STDEV and having trouble finding the correct way to write the formula. My goal is to have the column return the standard deviation for a group of averages based on this group by:
If any more information is needed please let me know.
Thanks
Solved! Go to Solution.
Hi @rhborders,
Please refer to below M code:
#"Grouped Rows" = Table.Group(#"Changed Type", {"Category"}, {{"New col", each List.StandardDeviation([Value]), type number}})
Best regards,
Yuliana Gu
Hi @rhborders,
Please refer to below M code:
#"Grouped Rows" = Table.Group(#"Changed Type", {"Category"}, {{"New col", each List.StandardDeviation([Value]), type number}})
Best regards,
Yuliana Gu
Thank you!
Vote for your favorite vizzies from the Power BI World Championship submissions!
If you love stickers, then you will definitely want to check out our Community Sticker Challenge!
Check out the January 2026 Power BI update to learn about new features.
| User | Count |
|---|---|
| 55 | |
| 52 | |
| 41 | |
| 16 | |
| 16 |
| User | Count |
|---|---|
| 107 | |
| 103 | |
| 40 | |
| 33 | |
| 25 |