In article <[EMAIL PROTECTED]>,
Alan McLean <[EMAIL PROTECTED]> wrote:
>"Robert J. MacG. Dawson" wrote:
>> > Alan McLean wrote:
>> The p value is a direct measure of 'strength of evidence'.
>> and Lise DeShea responded:
...................
>There is certainly no contradiction. A small p value indicates that the
>effect (whatever its size!) is (probably) valid. (Use the word 'genuine'
>if you prefer.)
The effect is (probably) valid in any case. What is being
tested, which is often not what it is said is being tested,
is almost certainly false.
>The effect may be too small to be of much use, but that is a very
>different question.
But this should be the only question. What action should
be taken?
--
This address is for information only. I do not claim that these views
are those of the Statistics Department or of Purdue University.
Herman Rubin, Dept. of Statistics, Purdue Univ., West Lafayette IN47907-1399
[EMAIL PROTECTED] Phone: (765)494-6054 FAX: (765)494-0558
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