Table 3 Different results obtained from analysis of variance for machining time (MT) and degree of circularity (DOC).

From: Process optimization in micro electrical discharge machining of carbon kevlar hybrid composite using TOPSIS

Source

DF

Adj SS

Adj MS

F-value

P-value

%contribution

For MT

Regression

3

77,626

25,875

10.46

0.014

 

V

1

59,004

59,004

23.85

0.005

65.56

EF

1

1768

1768

0.71

0.436

1.96

TS

1

16,854

16,854

6.81

0.048

18.73

Error

5

12,368

2474

  

13.74

Total

8

89,994

    

R-sq = 0.8626; R-sq(adj) = 0.7801

For DOC

Regression

3

0.00289

0.00096

35.70

0.001

 

V

1

0.00034

0.00034

12.75

0.016

11.18

EF

1

0.00004

0.00004

1.37

0.295

1.32

TS

1

0.00252

0.00252

92.99

0.000

82.90

Error

5

0.00014

0.00003

  

4.46

Total

8

0.00304

    

R-sq = 0.9554; R-sq(adj) = 0.9286