Hi Max, I'm not getting the expected result..

I need proportional number of items from each group without any
duplicate.(proportional to the total size of each group)





"Max" wrote:

Here's a nice working sample to demonstrate the suggested set-up:
http://freefilehosting.net/download/4575g
Weighted Randomization Model.xls

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Max
Singapore
http://savefile.com/projects/236895
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xdemechanik
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