Kendall's Tau Calculator
Calculate rank correlation based on concordant and discordant pairs
About Kendall's Tau
Kendall's tau measures ordinal association between two variables.
τ-a: Ignores ties entirely
τ-b: Adjusts for ties (most commonly used)
τ-c: For rectangular contingency tables
Range: -1 to +1
Based on counting concordant vs discordant pairs of observations.
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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.