Hello,
given situation:
- pre / post test comparison of discrete, paired data [values can be
1,2,3,4].
- the data are neither normal distributed nor symetric
Which test should I use to calculate the p-value? Is the wilcoxon rank sum
test ok ?
Alex
The Wilcoxon paired rank sign test assumes symmetry.
(cf. http://www.basic.northwestern.edu/statguidefiles/srank_paired_alts.html
)
Christophe Pallier
On 5/10/07, Alexander Kollmann [EMAIL PROTECTED] wrote:
Hello,
given situation:
- pre / post test comparison of discrete, paired data
Christophe Pallier wrote:
The Wilcoxon paired rank sign test assumes symmetry.
(cf. http://www.basic.northwestern.edu/statguidefiles/srank_paired_alts.html
)
...of differences, and under the null hypothesis. This is usually rather
uncontroversial. With only 7 different outcomes for