The Test Statistic for the Two- Tail Wilcoxon Signed- Rank

Multiple Choice

The test statistic for the two- tail Wilcoxon signed- rank test is the ______.

A) smaller of the sum of the negative signed ranks (R- ) and the sum of the positive signed ranks (R+) .
B) sum of the negative signed ranks (R- )
C) sum of the positive signed ranks (R+)
D) larger of the sum of the negative signed ranks (R- ) and the sum of the positive signed ranks (R+) .