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Old 02-12-2018, 12:25 PM
Colymbosathon ecplecticos's Avatar
Colymbosathon ecplecticos Colymbosathon ecplecticos is offline
Join Date: Dec 2003
Posts: 6,019

Suppose that you knew that there were (say) 10 claims and that the probability that any given claim was bigger than 200 was (say) 30%, how many claims bigger than 200 would you expect?

Now suppose that the number of claims is some random variable, N, ... take it from there.
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