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Old 05-25-2010, 03:10 PM
Kimberly Kimberly is offline Windows 7 Office 2010 (Version 14.0)
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I didn't mean to seem rude either.

In a helper column: =IF(AND(WEEKDAY(A3,2)<6,MOD(A3,0.5)=0),"yes","no")
then =AVERAGEIF(C3:C289,"yes",B3:B289)
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