FAQ
Add-in or addon?
Add-in (Office.js).
Does it need an account?
No.
Is it free?
Yes. There is no Pro plan.
Is my data uploaded?
No; analysis stays in Excel.
Excel versions?
Microsoft 365 Excel on Windows, Mac, and the web. Excel 2013 and 2010 are not supported.
How do you pick the “best” statistic?
Fingerprint + ranked summaries; never claims truth. Copy: best supported among candidates on this sample.
Mean or median?
The Match step says which is supported and why. See Statistics and Examples.
Does it fit distributions or forecast?
No. It links to WhichDist and WhichForecast.
Can I get a PDF?
Yes. No watermark. Optional footer (Prepared with WhichStat for Excel · whichstat.com) can be turned off.
Why do some labels have (i)?
Short teaching tooltip in the pane; full notes and examples on this site.
How to install?
Microsoft Marketplace (primary when live) + Insert → Add-ins; sideload if the store is blocked. See Download.
Sibling of WhichDist / WhichForecast?
Same family, different job; WhichStat is the free descriptive front door.