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Table 7 Effects and statistical analysis of variables

From: RETRACTED ARTICLE: Mutagenesis combined with fermentation optimization to enhance gibberellic acid GA3 yield in Fusarium fujikuroi

Variable

Degree of freedom

F value

P value

Model

9

15.11

0.0001

X1

1

16.12

0.0025

X2

1

38.44

0.0001

X3

1

9.31

0.0122

X1X2

1

4.99

0.0496

X1X3

1

3.14

0.1069

X2X3

1

2.51

0.1445

X12

1

8.84

0.0140

X22

1

55.83

 < 0.0001

X32

1

0.020

0.8899

Residual

10

  

Lack of Fit

5

3.31

0.1077

Pure Error

5

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