Hey all,
I have a question that I believe can be solved with a combination of sum/if/frequency - but am still learning array formulas (started a couple hours ago when this problem arose) so I am posting here in the interim to see if a solution can be found by forum members before I either 1: solve it myself or 2: convince myself that it is impossible.
I have attached a file which is a sample from a database I am trying to use. I would like to sum the unique values of col B & col D for each category (col c). I have provided an example of the output I am looking for in the attached file.
I am currently looking through forums & tutorial and am trying to use an array sum(if(frequency on a concatenated column (=col B&col D) but cannot get this to work. My knowledge in excel is above average but has not required me to use array formulas (except when I could just blatantly copy a solution from the internet). Anyone care to help? An explanation of how your formula works would be interesting as well...but if you don't have time, I would like to think I could walk myself through it eventually.
Cheers
-poptcorn
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