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Table 3 Statistical analysis for the Doehlert experimental design

From: ESolvent-free, enzyme-catalyzed biodiesel production from mango, neem, and shea oils via response surface methodology

 

Mango

Neem

Shea

Coeff

VMC

P value

Coeff

VMC

P value

Coeff

VMC

P value

b0

95.46

37.27

<0.001

91.07

61.86

<0.001

97.42

38.57

<0.001

b1

14.14

5.52

<0.001

−0.98

0.67

0.404

17.25

6.83

<0.001

b2

−9.89

3.86

<0.001

−6.61

4.49

<0.001

−0.04

0.02

0.973

b3

5.68

2.22

0.029

3.37

2.29

0.015

−13.22

5.24

<0.000

b4

20.86

8.14

<0.001

1.64

1.12

0.244

12.22

4.84

<0.001

b11

−20.13

7.86

0.003

0.35

0.24

0.913

−18.07

7.15

<0.001

b22

−24.12

9.42

<0.001

−6.70

4.55

0.044

−6.27

2.48

0.076

b33

−7.39

2.89

0.219

3.91

2.65

0.216

−11.81

4.68

0.001

b44

−17.32

6.76

0.008

10.37

7.05

0.003

−4.58

1.82

0.186

b12

6.25

2.44

0.281

−7.40

5.03

0.02

9.08

3.60

0.009

b13

−9.08

3.55

0.165

−2.45

1.66

0.471

9.97

3.95

0.01

b14

−1.23

0.48

0.854

2.30

1.56

0.514

−25.21

9.98

<0.001

b23

−3.35

1.31

0.602

−4.73

3.21

0.169

−2.61

1.03

0.473

b24

−17.45

6.81

0.014

−2.68

1.82

0.447

−7.54

2.99

0.053

b34

−3.83

1.50

0.693

2.67

1.82

0.6

17.24

6.83

0.004