Table 7 Statistical grouping of concrete mixes based on Tukey HSD post-hoc test for 28-day compressive strength.

From: Modeling and optimization of sustainable ternary concrete incorporating rice husk ash and extracted micro silica

Mix IDs

Statistical Group

E05R05 (M2), E05R10 (M3), E05R15 (M4), E05R20 (M5)

A

E10R15 (M6), E10R20 (M7), E10R25 (M8), E10R30 (M9)

B

CM (M1)

C

E15R25 (M10), E15R30 (M11), E15R35 (M12),

D

E15R40 (M13)

E

  1. Note: Mixes sharing the same letter are not statistically different (p > 0.05), according to the Tukey test.
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