| | Mix | 95% confidence interval arithmetic mean (MPa) | 95% confidence interval for standard deviation using bonnet | 95% confidence interval for standard deviation using chi-square |
| | B0-7d | (10.09, 18.30) | (0.24, 32.46) | (0.86, 10.38) | | B20-7d | (10.49, 19.44) | (0.26, 35.38) | (0.94, 11.32) | | B40-7d | (11.38, 19.59) | (0.24, 32.48) | (0.86, 10.39) | | B60-7d | (13.59, 17.86) | (0.12, 16.91) | (0.44, 5.41) | | B80-7d | (12.78, 16.27) | (0.10, 13.78) | (0.36, 4.41) | | B100-7d | (12.00, 16.67) | (0.13, 18.49) | (0.49, 5.91) | | B0-28d | (15.32, 28.68) | (0.86, 10.38) | (1.40, 16.91) | | B20-28d | (17.27, 28.97) | (0.35, 46.27) | (1.23, 14.80) | | B40-28d | (21.01, 26.38) | (0.16, 21.25) | (0.56, 6.80) | | B60-28d | (21.60, 26.79) | (0.15, 20.51) | (0.54, 6.56) | | B80-28d | (18.25, 26.38) | (0.24, 32.18) | (0.85, 10.29) | | B100-28d | (19.96, 23.84) | (0.11, 15.34) | (0.40, 4.91) |
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