Brown-Forsythe Test Calculator

Robust test for homogeneity of variances using deviations from group medians.

Group Data

Group 1 (comma-separated)

Group 2 (comma-separated)

Group 3 (comma-separated)

Significance Level (alpha)

Brown-Forsythe F Statistic

1.4561

Variances Are Homogeneous

df1df (Between)

df2df (Within)

pP-Value

0.233146

FcF Critical

3.0000

Group 1 (n=6)Median = 29.00, Var = 19.77

Group 2 (n=6)Median = 36.50, Var = 108.27

Group 3 (n=6)Median = 32.50, Var = 107.37

SS (Between)78.1111

SS (Within)402.3333

MS (Between)39.0556

MS (Within)26.8222

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MyCalcBuddy Editorial Team

This page is maintained as an educational calculator reference.

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Formula Source: Standard Mathematical References

by Various

ðŸ”„Last reviewed: May 2026

âœ“Formula checks are based on standard references and internal QA review.