Wilcoxon W Value. Wilcoxtestdfvar1 dfvar2 pairedFALSE the given W is the same as U. Confidence interval and p-value in addition to the size of the.
We would write this as follows. Difference in location. It also includes the mean rank which is not necessary to calculate the W-value but helps with the interpretation of the data.
Minitab calculates the Mann-Whitney statistic as follows.
51 and 93 are the lower and upper critical values for W X the statistic testing H 0. Thus we reject H 0 because 4. The mice weight value were approximately symmetrically distributed as assessed by a. In particular it is suitable for evaluating the data from a repeated-measures design in a situation where the prerequisites for a dependent samples t-test are not met.
