Which of the following is not an assumption of the Wilcoxon matched-pairs signed-ranks T test?
a. The data are ratio, interval or ordinal in scale, all of which must be converted to ranked (ordinal) data before conducting the test.
b. The underlying distribution is not normal
c. The observations are independent.
d. The other alternatives are all assumptions of the Wilcoxon matched-pairs signed-ranks test.
c
Psychology
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