Repeated Measures ANOVA with Huynh and Feldt Epsilon Correction
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The test statistics is:
where:
- is the value of the th of observations in the th of groups, where has been 'centered' such that ,
- is the average in the th group,
- is the overall average,
- is the calibrated weight,
- , and
- is computed using the Greenhouse-Geisser method.[1]
- and is evaulated using the F-distribution with and degrees of freedom, where .
See also
References
- ↑ Huynh, H., & Feldt, L.S. (1976). Estimation of the Box correction for degrees of freedom from sample data in randomised block and split-plot designs. Journal of Educational Statistics, 1, 69-82.