Run

X1 (˚C) temperature

X2(rpm)

Oscillator speed

X2 (%)

inoculum concentration

X4

pH

degradation

Rate (%)

1

0 (35)

0 (120)

−1 (4)

−1 (6)

79.89

2

0

0

1 (8)

1 (8)

85.70

3

0

1 (160)

0 (6)

−1

84.26

4

1 (40)

1

0

0 (7)

89.89

5

0

−1 (80)

0

1

83.31

6

1

0

1

0

89.69

7

−1 (30)

0

−1

0

79.59

8

−1

0

0

−1

81.99

9

0

0

0

0

94.09

10

0

0

0

0

95.80

11

−1

−1

0

0

78.39

12

0

−1

0

−1

81.78

13

1

0

−1

0

89.85

14

−1

1

0

0

75.56

15

0

1

0

1

93.45

16

0

1

1

0

90.53

17

1

0

0

1

77.88

18

0

0

0

0

95.39

19

0

0

0

0

96.60

20

1

−1

0

0

82.09

21

0

−1

1

0

82.60

22

0

0

1

−1

92.51

23

0

0

−1

1

84.96

24

0

0

0

0

95.72

25

−1

0

1

0

86.63

26

1

0

0

1

88.15

27

0

1

−1

0

82.19

28

1

0

0

−1

89.03

29

0

−1

−1

0

84.44