McNemar's Test Calculator
Analyze paired nominal data to test for marginal homogeneity using McNemar's chi-square test.
2x2 Contingency Table
McNemar Chi-Square (Corrected)
4.0500
Statistically Significant
pP-Value
0.131994
cvCritical Value
3.841
OROdds Ratio
0.3333
b+cDiscordant Pairs
20
Results
- Chi-Square (uncorrected): 5.0000
- 95% CI for OR: [0.1211, 0.9172]
- Total Sample Size: 50
Formula
Chi-Square = (|b - c| - 1)^2 / (b + c)
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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.