Measure/variability source | Degrees of freedom | Sum of squares | Mean square | F | Significance level |
Inter-groups | 2 | 11750.222 | 5875.111 | 32.287 | 0.000 |
Intra-groups | 35 | 6368.857 | 181.967 |
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Total | 37 | 18119.079 |
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