Research Article
UV-Initiated Polymerization of Cationic Polyacrylamide: Synthesis, Characterization, and Sludge Dewatering Performance
Table 3
ANOVA results for response parameters.
| Source | Sum of squares | Degree of freedom | Mean square | F-value | P value |
| Regression | 3.18 | 9 | 0.35 | 37.33 | <0.0001 | | 0.095 | 1 | 0.095 | 9.99 | 0.0159 | | 1.15 | 1 | 1.15 | 121.12 | <0.0001 | | 0.91 | 1 | 0.91 | 96.17 | <0.0001 | | 0.022 | 1 | 0.022 | 2.37 | 0.1672 | | 0.081 | 1 | 0.081 | 8.57 | 0.0221 | | 0.018 | 1 | 0.018 | 1.92 | 0.2080 | | 0.31 | 1 | 0.31 | 33.00 | 0.0007 | | 0.092 | 1 | 0.092 | 9.67 | 0.0171 | | 0.42 | 1 | 0.42 | 44.09 | 0.0003 | Residual | 0.066 | 7 | 0.009475 | | | Lack of fit | 0.054 | 3 | 0.018 | 6.04 | 0.0575 | Pure error | 0.012 | 4 | 0.003 | | |
| Total | 3.25 | 16 | | | | | 0.9796 | | | | | | 0.9534 | | | | |
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