Herman Rubin <[EMAIL PROTECTED]> wrote:
> As we get more complex situations, like those happening
> in biology, and especially in the social sciences, it is
> necessary to consider that models may have substantial
> errors and still be "accepted", as one can only get some
> understanding by using
dennis roberts <[EMAIL PROTECTED]> wrote:
> At 06:14 AM 10/21/00 +, Eric Bohlman wrote:
>>
>>1) It demonstrates that a correlation problem in which one variable is
>>dichotomous is equivalent to a two-group mean-difference problem.
> maybe you can make this point but, to a typical student ...
At 09:43 PM 10/21/00 -0400, Karl L. Wuensch wrote:
>You all may find this hard to believe, but, in my experience, a large
>proportion of social scientists have the delusion that if you conduct a
>traditional two-group t-test, then you are qualified to make causal
>inferences (that is, varianc
so, what does the multiplicative "law" in probability mean then?
i was merely indicating ... since i have done this in classes ... that if
you show to students ... a sequence of (using a coin flip as the exemplar)
... of heads ... in a row ... when it appears that they came about due to
"random"
Michael said:
> Unfortunately, I think that replication is probably one of the most
overlooked issues in the discussion of hypothesis testing etc.
Agreed. A related misconception is that a statistically "significant"
result means that a replication attempt will likely produce statistically
"sig
Eric noted: "While I certainly agree that many textbooks convey the
absolutely
misleading impression that the "PBC" is some special form of measure, I
think that the usual formula presented for it is pedagogically useful in a
few ways (not that the typical textbook makes use of them):1) It
demons
Jerry Dallal wrote:
> I have a note from Frank Anscombe in my files. It says, "Cardano.
> See the bit from "De Vita Propria" at the head of Chap. 6 of FN
> David's "Games, Gods, and Gambling (1962). That shows that the idea
> of a test of significance, informally described, is very ancient."
>
Michael Granaas wrote:
> Someone, I think it was on this thread, mentioned Abelson's book
> "Statistics as Principled Argument". In this book Abelson argues that
> individual studies simply provide pieces of evidence for or against a
> particular hypothesis. It is the accumulation of the eviden
At 12:56 PM -0500 10/20/00, dennis roberts wrote:
>randomly independent events have the p value being the multiplication of
>each event's p value ... so ... p for getting a head in a good coin
>is .5 ... 2 in a row = .25 ... etc.
This is wrong. In general you cannot multiply the p-values fro
At 06:14 AM 10/21/00 +, Eric Bohlman wrote:
>
>1) It demonstrates that a correlation problem in which one variable is
>dichotomous is equivalent to a two-group mean-difference problem.
maybe you can make this point but, to a typical student ... i would say
this equivalence would be lost
>
>2
In article <[EMAIL PROTECTED]>,
John W. Kulig <[EMAIL PROTECTED]> wrote:
>I have been searching for some "psychological" data on the .05 issue - I
>know it's out there but haven't found it yet. It went something like this:
>Claim to a friend that you have a fair coin. But the coin is not fair.
Hello World,
Where could I find the FAQ and some libraries
of in VB?
Thanks in advance,
Gilles B.)
=
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In article <[EMAIL PROTECTED]>,
Robert J. MacG. Dawson <[EMAIL PROTECTED]> wrote:
>Herman Rubin wrote:
>> In article <8smcpv$41r$[EMAIL PROTECTED]>,
>> Choi, Young Sung <[EMAIL PROTECTED]> wrote:
>> >I am a statistically poor researcher and have a statistical problem.
>> >I have two candidate
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