John Uebersax wrote:
>
> Can anyone suggest a standalone Windows (or DOS) that produces
> publication quality Venn diagrams?
...
> The diagram should show the area of each circle as proportional its N,
> and the overlap area as proprotional to the number of cases in both
> groups.
Is this advisable? It would seem that the different shapes of the
intersection and difference sections violate one of the standard rules
for good plotting. I would guess that most untrained viewers would
exaggerate the area of the lens and underestimate that of the crescent.
-Robert Dawson
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