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Old 09-21-2020, 10:45 AM   #17
allenciox
All Star Reserve
 
Join Date: Dec 2015
Posts: 735
Ok, I figured it the long way

so the actual probability for an individual, based on figuring it the right way, is 1-(1-.4/108)^9=.0328=3.28%, so it decreases by .05% (5/10000) compared to the simple way of calculating.
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