Thank you, Dave. I think I have it now!

Cheers,
--
LPS


"Dave Peterson" wrote:

--('Evaluation Detail'!$B$7:$B$499<0)
returns 493 true/falses.

The -- stuff changes the booleans to 1's and 0's.

'cause =sumproduct() likes to work with numbers.

Bob Phillips explains =sumproduct() in much more detail he
http://www.xldynamic.com/source/xld.SUMPRODUCT.html

And J.E. McGimpsey has some notes at:
http://mcgimpsey.com/excel/formulae/doubleneg.html

LPS wrote:

In the following "sumproduct" function, what do the "--" mean?

=SUMPRODUCT(--('Evaluation Detail'!$B$7:$B$499<0),--('Evaluation
Detail'!$F$7:$F$499="Jane Doe"))

Thank you,
--
LPS

--

Dave Peterson