Research Article
Performance Assessment of Hybrid Fibre-Reinforced Concrete (FRC) under Low-Speed Impact: Experimental Analysis and Optimized Mixture
Table 6
Impact strength analysis of variance (ANOVA) table.
| Source | Sum of squares | df | Mean square | F-value | P value | |
| Model | 166.89 | 7 | 23.84 | 81.34 | <0.0001 | Significant | A. Basalt | 22.24 | 1 | 22.24 | 75.87 | <0.0001 | | B. Forta | 63.54 | 1 | 63.54 | 216.78 | <0.0001 | | C. Barchip | 9.53 | 1 | 9.53 | 32.50 | 0.0007 | | AB | 7.80 | 1 | 7.80 | 26.60 | 0.0013 | | BC | 47.55 | 1 | 47.55 | 162.21 | <0.0001 | | A2 | 3.14 | 1 | 3.14 | 10.73 | 0.0136 | | B2 | 13.96 | 1 | 13.96 | 47.62 | 0.0002 | |
| Residual | 2.05 | 7 | 0.2931 | | | | Lack of fit | 1.75 | 5 | 0.3495 | 2.29 | 0.3308 | Not significant | Pure error | 0.3046 | 2 | 0.1523 | | | |
| Cor total | 168.94 | 14 | | | | | | | | Std. dev | 0.5414 | R2 | 0.9879 | | | | Mean | 15.91 | Adjusted R2 | 0.9757 | | | | C.V. % | 3.40 | Predicted R2 | 0.9181 | | | | | | Adeq precision | 31.6957 |
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