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- From: sasjec@asimov.unx.sas.com (Jerry M. Cox)
- Newsgroups: alt.folklore.science
- Subject: Re: Monty Hall/Shell Game..
- Message-ID: <Bzs14B.74M@unx.sas.com>
- Date: 24 Dec 92 18:38:35 GMT
- Sender: news@unx.sas.com (Noter of Newsworthy Events)
- Organization: SAS Institute Inc.
- Lines: 46
- Originator: sasjec@asimov.unx.sas.com
- Nntp-Posting-Host: asimov.unx.sas.com
-
-
- In article <1992Dec24.153315.9357@panix.com>, fnord@panix.com (Cliff Heller) writes:
- |> In <BzqJx8.3Fv@unx.sas.com> sasjec@asimov.unx.sas.com (Jerry M. Cox) writes:
- |>
- |> >Odds are that I could stand a review course in probability. But hear me
- |> >out anyway :-)
-
- Thanks for the reveiw course (and hearing me out :-).
-
- |>
- |> [Some Excellent Explicating Deleted]
- |>
-
- |> But, Monty
- |> >changes the odds when he shows you one of the goats behind one of the
- |> >two doors. He removes that door from consideration completely.
- |>
- |> No one, not even Monty can change the probability of something that you
- |> already selected from three choices. That remains fixed at 1/3. It cannot
- |> change.
-
- And this was my main mistake. Thanks to your explanation, and Mike
- Urban's post of the million door variation on the problem, I see where I
- made my mistake. The probability from the door that Monty opens is all
- shifted to the door he didn't open, it is not spread between the door
- you pick initially and the one he didn't open.
-
- |> --
- |> / \ Reverend fnord | "King Kong died for your sins!"
- |> / \ fnord@panix.com |
- |> / <0> \ | "Don't just eat a hamburger,
- |> /_______\ Church of Obfuscatology, Inc. | eat the HELL out of it!"
-
- Gee, I just complimented a person who claims to be a cleric devoted to
- the religious study and promotion of confusing communications on the
- clarity of his explanation. I must be losing it.
-
- --
- ------------------------------------------------------------------------
- |Jerry M. Cox |"Too often when men stumble over the truth, they |
- |sasjec@unx.sas.com | tend to pick themselves up and hurry off as if |
- |jmcox@eos.ncsu.edu | nothing happened." --Winston Churchill-- |
- |cox-j@osl.ncsu.edu | |
- |----------------------------------------------------------------------|
- | My opinions belong only to me! (But I'll give them to you, just ask) |
- ------------------------------------------------------------------------
-