Subject:
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Re: math question (or pattern... whatever...)
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Newsgroups:
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lugnet.off-topic.geek
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Date:
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Tue, 4 Mar 2003 20:20:53 GMT
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Viewed:
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378 times
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In lugnet.off-topic.geek, James Brown writes:
> In lugnet.off-topic.geek, Bruce Schlickbernd writes:
> > In lugnet.off-topic.geek, David Eaton writes:
> <mucho snippage>
>
> > > Regardless, because we *know* that the host *always* obeys certain rules (IE
> > > he'll always reveal a goat-door that you didn't pick), we can equivalently
> > > say that he always picks the lowest-numbered doors to reveal in case of a
> > > tie, since he's ALREADY using an algorithm.
> >
> > No, because he won't use the same algorithm since he then becomes
> > predictable, so he will vary the door revealed (and also the whole question
> > is nonsense since it would be a choice of a "zonk" (goat, cow, etc.) and a
> > lesser prize, and a greater prize (or even two equivalent prizes) since
> > Let's Make a Deal didn't use double-zonks like that)..
>
> Bruce - I see the confusion. You aren't solving the problem as presented:
>
> "Now, here's a trickier one:
>
> Ever watched the old game show "Let's Make a Deal"? Sometimes, they'd offer
> people things similar to this scenario. You're a game show contestant. Bob
> the host shows you 3 doors. You win whatever's behind the door you pick.
> Behind 2 of the doors are goats. Behind the other door, there's a brand new
> sports car.
>
> You pick door X. Now, before Bob shows you what's behind door X, he opens up
> door Y, and shows you... a goat! Bob now says you have a chance to change
> your mind, and instead of picking door X, you can switch to door Z.
>
> What's the probability that the sports car is behind door Z versus door X?"
>
> As presented, the host "Bob" always opens a zonk prize that isn't the door
> you picked.
Thank you for repeating the message I already read and applied to the
situation. I did illuminate that it is not a valid Let's Make a Deal
scenario, but it's still the one I'm talking about.
-->Bruce<--
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Message is in Reply To:
 | | Re: math question (or pattern... whatever...)
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| (...) <mucho snippage> (...) Bruce - I see the confusion. You aren't solving the problem as presented: "Now, here's a trickier one: Ever watched the old game show "Let's Make a Deal"? Sometimes, they'd offer people things similar to this scenario. (...) (22 years ago, 4-Mar-03, to lugnet.off-topic.geek)
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