Research Article
Tartrazine Removal from Aqueous Solution by HDTMA-Br-Modified Colombian Bentonite
Table 3
Results of regression analysis (ANOVA).
| Source | Sum of square | DF | Mean square | F value | value |
| Model | 13962.18 | 5 | 2792.44 | 140.40 | <0.0001 | A | 3644.00 | 1 | 3644.00 | 183.22 | <0.0001 | B | 9333.73 | 1 | 9333.73 | 469.30 | <0.0001 | AB | 323.76 | 1 | 323.76 | 16.28 | <0.05 | A2 | 568.82 | 1 | 568.82 | 28.60 | <0.0001 | B2 | 91.87 | 1 | 91.87 | 4.62 | <0.05 |
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