Or
=SUMPRODUCT(--(item01=scan_item),--(QCDate>=chStart),--(QCDate<=chEnd),--((MA="1X")+(MA="1Z")+(MA="3L")))
Or
=SUMPRODUCT(--(item01=scan_item),--(QCDate>=chStart),--(QCDate<=chEnd),--((MA="1X")+(MA="1Z")+(MA="3L")))
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Nihil simul inventum est et perfectum
Abusus non tollit usum
Last night I dreamed of a small consolation enjoyed only by the blind: Nobody knows the trouble I've not seen!
James Thurber