At 13:42 08/09/2013 -0400, Fred James wrote:
Brian Barker wrote:
=SUMPRODUCT(B$2:B$5=E1;C$2:C$5)
so you can fill this down into F2.
Typo found : switch the B's and C's so that the function reads:
=SUMPRODUCT(C$2:C$7,E1=B$2:B$7)
and it works.
Er, there is no "typo", just some confusion on your part. The
original formula works. You have changed the test from X = Y to Y =
X and the product X x Y into Y x X. As any elementary mathematician
knows, equality and multiplication are commutative, so these are the
same thing: x = y and y = x are the same test; and 2 x 3 and 3 x 2
are the same value!
Brian Barker
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