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Table 2 Analysis of ANOVA for response surface quadratic model

From: The effect of microdosimetric 12C6+ heavy ion irradiation and Mg2+ on canthaxanthin production in a novel strain of Dietzia natronolimnaea

Source

Sum of squares

DF

Mean square

F-value

P-value

Model

1.563E+005

14

21.3725

163.68

<0.0001

A-(D-glucose)

0.4723

1

0.4723

0.0273

<0.0001

B-(MgSO4)

1.0347

1

1.0347

0.1654

<0.0001

C-(Mannose)

0.6328

1

0.6328

0.0526

<0.0001

D-(Dose)

1.5634

1

1.5634

0.0127

<0.0001

AB

0.3216

1

0.3216

0.0362

0.2875

AC

0.1478

1

0.1478

0.0168

0.8731

AD

0.2357

1

0.2357

0.0179

0.0002

BC

0.3246

1

0.3246

0.1531

<0.0001

BD

1.7634

1

1.7634

0.9635

<0.0001

CD

2.3564

1

2.3564

0.2238

0.3251

A2

0.7532

1

0.7532

0.0736

0.0002

B2

1.0478

1

0.0478

0.1398

<0.0001

C2

1.6352

1

1.6352

0.1627

<0.0001

D2

1.3546

1

1.3546

0.1335

<0.0001

Residual

0.005

14

0.005

  

Lack of fit

0.005

10

0.005

  

Pure error

0.0001

4

0.0001

  

Cor total

 

1.563E+005

   

Standard deviation

 

0.62

 

R-squared

0.9963

Mean

 

62.347

 

Adjusted R-squared

0.9945

Coefficient of variation (C.V. %)

0.72

 

Predicted R-squared

0.9333