Posts Tagged ‘ Coin ’

Ruin probability and infinite time

March 27, 2012
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Ruin probability and infinite time

A couple of weeks ago, I had a discussion with a practitioner, working in some financial company, about ruin, and infinite time. And it remind me a weird result. Well, not a weird result, but a result I found disturbing, at first, when I was a stud...

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Counterintuitive Results in Flipping Coins

August 28, 2009
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Counterintuitive Results in Flipping Coins

oin-flipping is a rather old topic in probability theory, so most of us think we know very well about it, however, the other day I saw a question about this old topic (in David Smith’s REvolution?) which was beyond me expectation: how many times do we need to flip the coin until we get a

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