Flexural strength for composites

Source

Sum of squares

DF

Mean square

Fvalue

Pvalue

Remarks

Model

18.13

4

4.53

38.32

0.0066

Significant

A

8.30

1

8.30

70.18

0.0036

Significant

B

3.34

1

3.34

28.24

0.0130

Significant

C

6.25

1

6.25

52.81

0.0054

Significant

AB

1.10

1

1.10

26.34

0.0559

Not significant

AC

0.24

1

0.24

2.04

0.2484

Not significant

AD

1.95

1

1.95

46.59

0.0508

Not significant

Residual

0.35

3

0.12

CorTotal

18.49

7