[R] chi square test is not appropriate? but what test is
Petr Pikal
petr.pikal at precheza.cz
Fri Jul 26 14:41:49 CEST 2002
Hallo all
Suppose I have a summary amount of various colours used in
different areas
colour plastic paint
black 15.5 173.8
brown 6.0 523.2
green 2.5 6.4
red 77.1 237.4
yellow 144.6 77.3
It seems that there are some preferable colours in these two areas
(yellow in plastic, brown an red in paint).
The problem seems to me similar to chi square test but it is
intended for testing counts or frequencies (if I understand it well).
If I wanted to know whether these differences are significant,
what type of statistical test I should use, when I have no access to
underlaying data?
Is it possible to do any statistical test on such data?
Thank you in advance
Best regardsPetr Pikal
petr.pikal at precheza.cz
p.pik at volny.cz
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