Research Article
Quantitative Analysis of Electroplated Nickel Coating on Hard Metal
Table 2
Analysis of variance of the coating thickness model.
| Source | Sum of square | Degree of freedom | Mean square | value | Prob > |
| Model | 383.35 | 2 | 191.67 | 66.27 | <0.05 | Gap distance | 123.10 | 1 | 123.10 | 42.63 | <0.05 | Plating time | 260.04 | 1 | 260.04 | 89.91 | <0.05 | Residual | 17.35 | 6 | 2.89 | | | Pure error | | 0 | | | |
| Cor total | 400.70 | 8 | | | |
|
|