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I have a data sheet as per enclosed photographs.
In the data:
Column E = Unit No.
Column X = Unit Sign Off Date
I would like to find a formula to calculate "Total Units Sign Off" with the following condition:
1) There must have a unit sign off date enter at Column X;
2) If multiple entries for the same unit at Column E, all respective entry row must have a unit sign off date at Column X;
For example:
E3 cell is unit A-03-1, X3 cell is empty
E4 cell is unit A-03-1, X4 cell is empty
E5 cell is unit A-03-1, X5 cell dated 9/8/2017
So in this case, Unit A-03-1 will not be count due to have two entries (E3 & E4) without date at Column X.
Another example:
E11 & E12 cell is unit A-03-5 and both also have date (21/7/17) at X11 & X12 cell. So unit A-03-5 will count as 1.
Based on the sample table provided, the result should be return as 3. Counted units will be A-03-5 (E11 & E12, X11 & X12), A-03-6 (E13 & X13), and A-03-8 (E15 & X15).
Please Help on write to formula for that effect.
Thank you.
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