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Table 9 ANOVA of considered model

From: Effects of tool offset, pin offset, and alloys position on maximum temperature in dissimilar FSW of AA6061 and AA5086

Source

Sum of squares

Degree of freedom

Mean square

F value

p value

 

Model

1.02E+05

8

12696.93

151.14

< 0.0001

significant

A-tool offset

7005.19

1

7005.19

83.39

< 0.0001

 

B-pin offset

68306.14

1

68306.14

813.08

< 0.0001

 

C-position

3640.8

1

3640.8

43.34

< 0.0001

 

AB

1066.99

1

1066.99

12.7

0.0024

 

AC

1065.73

1

1065.73

12.69

0.0024

 

BC

2197.85

1

2197.85

26.16

< 0.0001

 

A2

17402.33

1

17402.33

207.15

< 0.0001

 

B2

78.27

1

78.27

0.9317

0.348

 

Residual

1428.16

17

84.01

   

Lack of fit

1428.16

9

158.68

   

Pure error

0

8

0

   

Cor total

1.03E+05

25

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