- Statistical Reference Guide
- Distribution
- Continuous distributions
- Inferences about distribution parameters
Tests for the dispersion parameter of a distribution
Tests for the dispersion parameter of a distribution and their properties and assumptions.
| Test | Purpose |
|---|---|
| X² | Test if the variance/standard deviation is equal to a hypothesized value. Assumes the population is normally distributed. When this assumption is not true, you should be cautious of using the test, as it is extremely sensitive to deviations from normality. |
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Available in Analyse-it Editions
Standard edition
Method Validation edition
Quality Control & Improvement edition
Ultimate edition
Standard edition
Method Validation edition
Quality Control & Improvement edition
Ultimate edition
