What is the F statistic in an ANOVA analysis, and what does it represent?
- The average of the group means
- The difference between the highest and lowest means
- The ratio of the between-group variance to the within-group variance
- The ratio of the within-group variance to the between-group variance
In an ANOVA, the F statistic is the ratio of the between-group variance to the within-group variance. It represents the extent to which group means differ from each other, compared to the variability within groups.
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