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| Description of 6 mol samples | Linear regression equation | Numerical value of K to be subtracted from experimental compressive strength values |
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| Al/Si, corr. coeff. = 0.95 (6 M, 7 days’ strength) | y = 18.84 + 10.86x | 18.84 + 6.58 + 7.02 = 32.44 |
| Ca/Si, corr. coeff. = 0.99 (6 M, 7 days’ strength) | y = 6.58 + 1.10x |
| Ca/(Si + Al), corr. coeff. = 0.98 (6 M, 7 days’ strength) | y = 7.02 + 1.25x |
| Al/Si, corr. coeff. = 0.93 (6 M, 28 days’ strength) | y = 16.54 + 8.83x | 16.54 + 6.57 + 6.95 = 30.06 |
| Ca/Si, corr. coeff. = 0.98 (6 M, 28 days’ strength) | y = 6.57 + 0.90x |
| Ca/(Si + Al), corr. coeff. = 0.98 (6 M, 28 days’ strength) | y = 6.95 + 1.03x |
| 8 mol samples |
| Al/Si, corr. coeff. = 0.97 (8 M, 7 days’ strength) | y = 19.18 + 11.11x | 19.18 + 6, 70 + 7.09 = 32.97 |
| Ca/Si, corr. coeff. = 0.97 (8 M, 7 days’ strength) | y = 6.70 + 1.22x |
| Ca/(Si + Al), corr. coeff. = 0.97(8 M, 7 days’ strength) | y = 7.09 + 1.26x |
| Al/Si, corr. coeff. = 0.98 (8 M, 28 days’ strength) | y = 15.10 + 7.57x | 15.10 + 6.59+6.86 = 28.55 |
| Ca/Si, corr. coeff. = 0.88 (8 M, 28 days’ strength) | y = 6.59 + 0.83x |
| Ca/(Si + Al), corr. coeff. = 0.95(8 M, 28 days’ strength) | y = 6.86 + 0.86x |
| 10 mol samples |
| Al/Si, corr. coeff. = 0.96 (8 M, 7 days’ strength) | y = 18.88 + 10.81x | 18.88 + 6.73+7.11 = 32.72 |
| Ca/Si, corr. coeff. = 0.97 (8 M, 7 days’ strength) | y = 6.73 + 1.17x |
| Ca/(Si + Al), corr. coeff. = 0.95 (8 M, 7days’ strength) | y = 7.11 + 1.22x |
| Al/Si, corr. coeff. = 0.96 (8 M, 28 days’ strength) | y = 14.39 + 6.91x | 14.39 + 6.61+6.85 = 27.85 |
| Ca/Si, corr. coeff. = 0.92 (8 M, 28 days’ strength) | y = 6.61 + 0.748x |
| Ca/(Si + Al), corr. coeff. = 0.95 (8 M, 28 days’ strength) | y = 6.85 + 0.78x |
| 12 mol samples |
| Al/Si, corr. coeff. = 0.97 (12 M, 7 days’ strength) | y = 15.24 + 7.73x | 15.24 + 6.46 + 6.79 = 28.49 |
| Ca/Si, corr. coeff. = 0.97 (12 M, 7 days’ strength) | y = 6.46 + 0.74x |
| Ca/(Si + Al), corr. coeff. = 0.97 (12 M, 7 days’ strength) | y = 6.79 + 0.86x |
| Al/Si, corr. coeff. = 0.98 (12 M, 28 days’ strength) | y = 12.10 + 4.95x | 12.10 + 6.44 + 6.67 = 25.21 |
| Ca/Si, corr. coeff. = 0.88 (12 M, 28 days’ strength) | y = 6.44 + 0.44x |
| Ca/(Si + Al), corr. coeff. = 0.95 (12 M, 28 days’ strength) | y = 6.67 + 0.55x |
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