Wilcoxon Signed-Rank Test Calculator
Non-parametric test for comparing two related samples or matched pairs.
Paired Data
Wilcoxon W Statistic
3.50
Statistically Significant
ZZ-Score
-1.9750
pP-Value
1.000000
rEffect Size (r)
0.6983
mdMedian Diff
3.00
Rank Statistics
W+ (positive ranks)32.5 (6 pairs)
W- (negative ranks)3.5 (2 pairs)
Total pairs8
Non-zero differences8
Formula
W = min(W+, W-), Z = (W - n(n+1)/4) / sqrt(n(n+1)(2n+1)/24)
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.