Research Article
Zirconium Oxychloride as a Novel Mordant for Natural Dyeing of Wool Yarns
Table 5
ANOVA for response surface quadratic model for samples treated with formic acid.
| | Source | Sum of squares | df | Mean square | F value | P value
Prob > F |
| | Model | 0.000 | 0 | | | | | Residual | 4.75 | 20 | 0.24 | | | | Lack of fit | 3.31 | 16 | 0.21 | 0.58 | 0.8081 | | Pure error | 1.43 | 4 | 0.36 | | | | Cor total | 4.75 | 20 | | | |
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