Research Article
Response Surfaces for Fresh and Hardened Properties of Concrete with E-Waste (HIPS)
Table 2
Factors and factor levels adopted for RSM.
| Factor | Code | Factor levels of code | Low level | Intermediate level | High level | ā1 | 0 | 1 |
| HIPS (Vol %) | | 10 | 30 | 50 | ratio | | 0.45 | 0.49 | 0.53 |
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