[R] Problem to interpret wilcox.test

Emmanuel POIZOT poizot at intechmer.cnam.fr
Thu Dec 13 15:51:20 CET 2001


I've got two set of data :
22.45 21.56 20.48 19.59 21.52 = A
and
22.15 21.98 20.42 20.58 19.61 = B
I perform a wilcox.test on this two set
wilcox.test(A, B) and I'd this answer:

        Wilcoxon rank sum test

data:  A and B
W = 12, p-value = 1
alternative hypothesis: true mu is not equal to 0

Should I interpret that there is no difference between the two sets ?

-- 

Cordialement
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
~ Emmanuel POIZOT
~ CNAM/INTECHMER
~ B.P. 324
~ 50103 CHERBOURG CEDEX
~ Tél : (33) 233 887 342
~ Fax : (33) 233 887 339
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


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