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Table 5 Analysis of the diameter

From: Optimization of PC micro-drilling using a continuous CO2 laser: an experimental and theoretical comparative study

Source

Sum of squares

df

Mean square

F-value

p-value

R2

Model

1.824E+05

9

20263.09

256.83

< 0.0001

0.9970

A-power

13530.13

1

13530.13

171.49

< 0.0001

 

B-exposure time

11250.00

1

11250.00

142.59

< 0.0001

 

C-FPP

1.006E+05

1

1.006E+05

1274.77

< 0.0001

 

AB

3481.00

1

3481.00

44.12

0.0003

 

AC

1806.25

1

1806.25

22.89

0.0020

 

BC

64.00

1

64.00

0.8112

0.3977

 

70.95

1

70.95

0.8993

0.3746

 

5412.97

1

5412.97

68.61

< 0.0001

 

43896.55

1

43896.55

556.37

< 0.0001