how to write function to find max deviation from specific number .

[barbdee]

how do I write a function to find the maximum deviation from a specific
number (say 25, for example) in a worksheet of numbers above and below 25
(say cells d7:r249, for example)

 

[Biff]

Hi!

Try this:

A1 = 25

=MAX(ABS(MAX(D7:R249)-A1),ABS(MIN(D7:R249)-A1))

Biff

 

[Jerry W. Lewis]

=MAX(ABS(D7:R249-25))
array entered (Ctrl-Shift-Enter)

Jerry