David wrote:
> On Fri, 13 Oct 2000, Stephen Black went:
>
> > I'm afraid that the closest I have is the following, which really
> > isn't close at all, but I love citing it.
> >
> > Lenington, S. (1979). Effect of holy water on the growth of
> > radish plants. Psychological Reports, 45, 381-382
> >
> > ...and I refuse to tell you what she found.
>
> Stephen always makes _me_ do all the work! :)
>
> Abstract
> The mean growth of 12 radish seeds in peat pots watered with
> holy water was not significantly different from that of 12
> watered with tap water. Limitations on data are listed. (8 ref)
Aha! Another misuse of traditional hypothesis testing! Didn't someone
on tips say recently that _all_ null hypothesis (holy = unholy) are untrue
- with a big enough N? I say this is a situation to calculate effect sizes
(r) and/or confidence intervals for the holy and unholy means ...... not to
mention estimate the sample size requested to reject null :) Off to talk
about Mr. Neuron in Psych 101!
--
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John W. Kulig [EMAIL PROTECTED]
Department of Psychology http://oz.plymouth.edu/~kulig
Plymouth State College tel: (603) 535-2468
Plymouth NH USA 03264 fax: (603) 535-2412
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"What a man often sees he does not wonder at, although he knows
not why it happens; if something occurs which he has not seen before,
he thinks it is a marvel" - Cicero.
