Table 6 Tukey test for contrast of vibrated density means.

From: Analysis of the influence of coupling agents on the composition of artificial rocks with polymer matrix

treatment

average

Tukey’s test

8

2.11

A

10

2.01

AB

1

1,88

AB

9

1,85

AB

2

1,66

BC

6

1.57

BC

7

1.52

CD

5

1.44

CD

3

1.41

CD

4

0.79

E

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