If the ranking has been done correctly for the Wilcoxin signed ranks test, the sum of the unsigned ranks should equal n ( n +1)/2.

Question

Quizplus · Accepted Answer

This is true because in the Wilcoxon signed rank test, the positive ranks are summed together and the negative ranks are summed together. By assigning ranks based on the absolute value of the differences between the paired observations, the sum of the ranks will always equal n(n+1)/2.

If the Ranking Has Been Done Correctly for the Wilcoxin