Table 4 Results obtained for orthogonal design by one factor at a time method

1

1

1

1

1

312.13 ± 1.75

262.81 ± 2.60

2

1

2

2

2

367.10 ± 12.19

310.12 ± 11.26

3

1

3

3

3

377.15 ± 12.19

334.21 ± 12.29

4

2

1

2

3

598.41 ± 22.10

378.12 ± 24.10

5

2

2

3

1

564.68 ± 13.19

401.56 ± 12.19

6

2

3

1

2

648.69 ± 9.18

421.60 ± 6.77

7

3

1

3

2

238.15 ± 42.17

188.10 ± 12.27

8

3

2

1

3

364.15 ± 3.79

250.10 ± 2.70

9

3

3

2

1

209.16 ± 28.11

166.16 ± 15.7

K₁

10.16

9.18

14.84

14.65

K₂

22.11

13.91

13.78

14.98

K₃

11.15

9.02

14.06

14.39

R

12.10

4.15

0.82

2.19

K₁*

452.16

343.80

422.13

317.46

K₂*

572.19

516.12

542.14

378.16

K₃*

312.18

318.10

362.18

412.21

R*

382.11

82.18

23.18

97.75