Look at my website www.stfx.ca/people/bliengme/ExcelTips
Also, if the curve is smooth, you could use LINEST to get a formula for the
best fit and integrate this (how's your calculus?)
best wishes
--
Bernard V Liengme
www.stfx.ca/people/bliengme
remove caps from email

"Suzanne Graham" <Suzanne wrote in message
...
I am trying to calculate the area under a curve in an excel graph, can
anyone
help?
Thanks very much