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Measured 28-day compressive strength of test cubes and statistical characteristics.
| Group | Measured Compressive Strength (MPa) | Statistical Characteristics | ||||
|---|---|---|---|---|---|---|
| Cube 1 | Cube 2 | Cube 3 | Mean Value (MPa) |
Standard Deviation (MPa) |
Coefficient of Variation | |
| 1 | 69.8 | 64.80 | 56.4 | 63.67 | 6.77 | 0.11 |
| 2 | 73.4 | 61.5 | 72.5 | 69.13 | 6.63 | 0.10 |
| 3 | 63.9 | 65.9 | 60.7 | 63.50 | 2.62 | 0.04 |
