In statistics, a cumulative frequency graph (5)

I believe the answer is:

ogive

(Other definitions for ogive that I've seen before include "Lancet arch" , "pointed window" , "Pointed arch; diagonal rib of vault (architecture)" , "Mount --, Washington's home" , "Pointed or Gothic arch" .)

I've seen this clue in The Sunday Times and The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.