Factors

Degree of freedom

(D)

Sum of squares (SSp)

Variance (V)

Corrected sums of squares (SSp )

Contribution

Rank

Si (%)

2

2.046

1.023

2.046

40.58%

1

Cu (%)

2

1.562

0.781

1.562

22.84%

2

Sr (%)

2

1.28

0.64

1.28

19.52%

3

Ni (%)

2

1.398

0.699

1.398

17.05%

4

Error

0.00

0.00

0

Total

6.286

100%