Research Article
Integrating the TRIZ and Taguchi's Method in the Optimization of Processes Parameters for SMT
Table 4
Results of the analysis of variance for S/N ratios.
| Source | DF | SS | MS | | Pure SS | Contribution (%) |
| | 2 | 20.949 | 10.475 | 7.33 | 18.891 | 34.14% | | 2 | 19.303 | 9.651 | 6.75 | 17.245 | 31.17% | | 2 | 13.016 | 6.508 | 4.55 | 10.958 | 19.81% | + error | 2 | 2.058 | 1.429 | | — | — |
| Pooled error | (2) | (2.058) | (1.429) | | 8.232 | 14.88% |
| Total | 8 | 55.326 | | | 55.326 | 100% |
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