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Table 4 Model coefficient estimated by multiple linear regression

From: Levan from Leuconostoc citreum BD1707: production optimization and changes in molecular weight distribution during cultivation

Factor

Coefficient estimate

Standard error

F value

p-value

Intercept

33.36

0.57

–

–

A

0.68

0.29

5.71

0.0342

B

4.95

0.29

299.24

<0.0001

C

0.16

0.29

0.3

0.594

D

3.92

0.29

187.95

<0.0001

AB

−0.13

0.50

0.069

0.7975

AC

−1.54

0.50

9.66

0.0091

AD

0.66

0.50

1.77

0.2076

BC

−0.29

0.50

0.34

0.5692

BD

0.18

0.50

0.13

0.7227

CD

−0.28

0.50

0.32

0.5824

A2

−1.13

0.43

6.98

0.0215

B2

−9.26

0.43

465.31

<0.0001

C2

−1.42

0.43

11

0.0061

D2

−5.11

0.43

141.87

<0.0001