JMP will suspend normal business operations for our Winter Holiday beginning on Wednesday, Dec. 24, 2025, at 5:00 p.m. ET (2:00 p.m. ET for JMP Accounts Receivable).
Regular business hours will resume at 9:00 a.m. EST on Friday, Jan. 2, 2026.
We’re retiring the File Exchange at the end of this year. The JMP Marketplace is now your destination for add-ins and extensions.
JMP's Col Quantile function matches Excel's Percentile.exc function. According to Microsoft, the Percentile function is only included for backwards compatability. When I changed your Excel file to the newer .exc version, I got the same answers in both Excel and JMP.