Prior to XL-2007, one criteria use COUNTIF(), two or more criteria use
SUMPRODUCT()
XL-2007, one criteria use COUNTIF(), two or more criteria use COUNTIFS().
"MM" wrote:
> Hi all,
>
> Fourth try's a charm....I'm getting errors trying to post my question. Here
> it is...
> 1 workbook, 4 worksheets each named for a different office.
> Column A for each sheet is the date in the following format 03-May-10.
> I need to count how many times May appears in column A, range A3:A5000, from
> the 'Montreal Office' worksheet. I thought I could use =countif but from
> other posts, it seems maybe =sumproduct is the better option. I need your
> help. My stats are due pretty soon.
>
> Looking forward to your replies.
> MM
>
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