Unequal N ANOVA Calculator
Unequal N ANOVA Calculator Guide
Introduction & Importance
Unequal N ANOVA, also known as the Kruskal-Wallis test, is a non-parametric alternative to the one-way ANOVA. It’s used when the assumptions of ANOVA are not met, or when the data is not normally distributed.
How to Use This Calculator
- Enter the group means in the input fields.
- Click ‘Calculate’.
- View the results and chart below.
Formula & Methodology
The Kruskal-Wallis test uses the following formula…
Real-World Examples
Let’s consider three case studies…
Data & Statistics
| Group | Mean | Std. Dev. |
|---|---|---|
| 1 | 5.2 | 1.3 |
| 2 | 6.1 | 1.5 |
| 3 | 4.9 | 1.2 |
Expert Tips
- Always check the assumptions before using the test.
- Consider using post-hoc tests for multiple comparisons.
Interactive FAQ
What are the assumptions of the Kruskal-Wallis test?
The assumptions are…