Reputation: 15831
So I have:
A B C down here i want to get an average
like this:
v 1 a (*1) filter col "C" for what i have in row for col C, in this case "a", then filter col A for what I have in my row for col A, then all those rows must be counted, then sum them and then: sum/count
v 2 a
y 3 a
y 7 a
y 3 a
v 2 b
y 4 b
v 2 b
y 7 b
thanks
Upvotes: 0
Views: 1512
Reputation: 3190
You want COUNTIFS
and SUMIFS
(check Excel help for the params)
Assuming your first row starts on A1:
=SUMIFS($B$1:$B$9,$C$1:$C$9,C1,$A$1:$A$9,A1) / COUNTIFS($C$1:$C$9,C1,$A$1:$A$9,A1)
Upvotes: 1