Table 5 ANOVA for WOW.

From: EDM-based analysis of Fe-based shape memory alloys using Cu-W electrodes with multiple output optimization and microstructural validation

Source

Sum of squares

df

Mean square

F-value

p-value

 

Model

4191.26

14

299.38

54.16

< 0.0001

significant

A-Pulse on time

3517.02

1

3517.02

636.22

< 0.0001

 

B-Pulse off time

6.63

1

6.63

1.20

0.2908

 

C-Peak current

22.54

1

22.54

4.08

0.0617

 

D-Gap voltage

2.49

1

2.49

0.4510

0.5121

 

AB

0.1101

1

0.1101

0.0199

0.8896

 

AC

2.10

1

2.10

0.3807

0.5465

 

AD

0.0315

1

0.0315

0.0057

0.9408

 

BC

4.85

1

4.85

0.8781

0.3636

 

BD

17.00

1

17.00

3.08

0.0999

 

CD

5.56

1

5.56

1.01

0.3319

 

595.20

1

595.20

107.67

< 0.0001

 

10.74

1

10.74

1.94

0.1837

 

0.0961

1

0.0961

0.0174

0.8968

 

0.2091

1

0.2091

0.0378

0.8484

 

Residual

82.92

15

5.53

   

Lack of Fit

61.75

10

6.18

1.46

0.3547

not significant

Pure Error

21.17

5

4.23

   

Cor Total

4274.18

29

    

Std. Dev.

2.05

  

0.9844

 

Mean

48.82

  

Adjusted R²

0.9698

 

C.V. %

4.20

  

Predicted R²

0.9356

 
    

Adeq Precision

35.5605

 
  1. A-Pulse on Time; B-Pulse off Time; C-Peak Current; D-Gap Voltage.