Research Article
Optimization of Concentrated Sulphuric Acid Hydrolysis of Gadam Sorghum Stalks Found in Kenya for Fermentable Sugar Production
Table 5
Gadam sorghum stalks: ANOVA for testing the significance of the model equation (Source: Design-Expert 13 Software).
| Source | Sum of squares | df | Mean square | value | value | |
| Model | 3368.12 | 9 | 374.24 | 88.25 | <0.0001 | Significant | | 26.47 | 1 | 26.47 | 6.24 | 0.0315 | | | 189.7 | 1 | 189.7 | 44.73 | <0.0001 | | | 1274.75 | 1 | 1274.75 | 300.6 | <0.0001 | | | 27.35 | 1 | 27.35 | 6.45 | 0.0294 | | | 93.85 | 1 | 93.85 | 22.13 | 0.0008 | | | 11.18 | 1 | 11.18 | 2.64 | 0.1355 | | | 227.11 | 1 | 227.11 | 53.55 | <0.0001 | | | 912.2 | 1 | 912.2 | 215.11 | <0.0001 | | | 902.4 | 1 | 902.4 | 212.79 | <0.0001 | | Residual | 42.41 | 10 | 4.24 | | | | Lack of fit | 31.19 | 5 | 6.24 | 2.78 | 0.1431 | Not significant | Pure error | 11.22 | 5 | 2.24 | | | | Total | 3410.53 | 19 | | | | |
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