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Posted to microsoft.public.excel.worksheet.functions
GerryK
 
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Default count conditionally across two columns?

For your modification:
SUMPRODUCT(--(A1:A10045),--(B1:B100<100))

"gpoky" wrote:

I need a runing total of how often conditions in two ciolumns are met. for
example, how often is column A 45 and column B < 100 in my data?