Consider simulating a Venn diagram with a Bubble chart. You will have
to devise a scheme to specify the location (X,Y coordinates) and the
size of each bubble to get the desired effect.

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Tushar Mehta
www.tushar-mehta.com
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In article ,
says...
I want to analysis data using excel. my idea is to find tht overlaping
between different groups. How can I find the overlaping among differnt groups
using Excel? I think Venn diagram will do such job but how to do that with
Excel.
thanks