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RobDevens's avatar
RobDevens
Copper Contributor
Jan 26, 2023

Formula Help Needed to find Distinct Client Interactions

Hi!

 

I'm using Microsoft Excel 2016 on a PC.  I am creating a report that lists the number of specific types of interactions with clients by Team during a chosen time frame.  I have been able to accomplish this using COUNTIFS formulas.  This is the top section.  What I need to do now is to list the same data in the bottom section but this time counting the number of distinct clients that had that interaction.  I have searched and tried a number of different approaches, but I can't solve this :^(   Any help would be greatly appreciated!

 

Here is a link to an example file.  The first tab "Data" contains the data I'm summarizing.  The second sheet "Sheet1" contains the summary using formulas.   :  https://docs.google.com/spreadsheets/d/1VwOR_Y5qQTYDgK2Px3tdm0jKjARb-5Cj/edit?usp=share_link&ouid=100903383710521729716&rtpof=true&sd=true

 

And here is an example of the formula I'm using on the top part.

=COUNTIFS(Data!$C:$C,Sheet1!$D$1,Data!$C:$C,Sheet1!$D$2,Data!$D:$D,Sheet1!$A6,Data!$E:$E,Sheet1!B$5)

 

Data!$C:$C has the time of the interaction

Sheet1!$D$1 concatenates ">=" with the desired Start Date

Sheet1!$D$2 concatenates "<=" with the desired End Date

Data!$D:$D has the Team Designation

Sheet1!$A6  Is the Row Label that contains the Team Designation for that row

Data!$E:$E has the type of interaction (in this example there are no blank rows but in the real situation there are a large number of blank rows).

Sheet1!B$5 is the Column Label that has the type of interaction in that Column

 

THANK YOU!

  • Martin_Weiss's avatar
    Martin_Weiss
    Bronze Contributor

    Hi RobDevens,

     

    if your COUNTIFS formula generally works ok, then you can try it like this for a distinct count:

     

    {=SUM(1/COUNTIFS(Data!$C:$C,Sheet1!$D$1,Data!$C:$C,Sheet1!$D$2,Data!$D:$D,Sheet1!$A6,Data!$E:$E,Sheet1!B$5))}

     

    Please note that you have to enter it as an array formula, That means, you must not enter the curly brackets manually, but use CTRL+Shift+Enter to close the formula.

     

    • RobDevens's avatar
      RobDevens
      Copper Contributor
      Thanks for the suggestion! When I use this, though, I don't end up with the correct result. The formula produces 0.058823529 as the value.
      • Martin_Weiss's avatar
        Martin_Weiss
        Bronze Contributor
        It's very difficult to find out the reason for this without the file. So if possible, could you upload a sample file (without any sensitive data, of course), so it's easier for us to find a solution.

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