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Table 3: Intergroup comparison (using one-way ANOVA)
| Sum of squares | Mean square | F value | Sig. | ||
| (Groups IA, IIA, IIIA, IVA) | Between groups | 750.880 | 250.293 | 56.588 | .000 |
| Within groups | 159.232 | 4.423 | |||
| Total | 910.112 | ||||
| (Groups IB, IIB, IIIB, IVB) | Between groups | 226.760 | 75.587 | 39.836 | .000 |
| Within groups | 68.308 | 1.897 | |||
| Total | 295.068 | 250.293 |
