Renaud_D
This link shows you how to add a horizontal line to your chart.
http://processtrends.com/pg_charts_horizontal_line.htm
Kelly
(E-Mail Removed)
"Renaud_D" <(E-Mail Removed)> wrote in message
news:75E7BFEF-11E3-4640-B555-(E-Mail Removed)...
> Hello,
> How can I display a constant value as a line in a chart? For example,
> let's
> assume that I track a variable x across time with n values. In the
> spreadsheet, I calculated the average of the n observations. I'd like to
> display this average value as a line in the chart so that it is easy to
> visually relate any point in the date serie to this average value.
> thanks in advance for any hint...