Tukey HSD Calculator
Perform Tukey's Honestly Significant Difference post-hoc test
Enter groups separated by semicolons (;), values within groups by commas (,)
About Tukey's HSD
Tukey's HSD is a post-hoc test used after ANOVA to find which specific groups differ.
When to use: After finding a significant ANOVA result.
HSD: q Γ β(MSE/n) - the minimum difference needed for significance.
Advantage: Controls family-wise error rate for multiple comparisons.