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Journal of Materials Science: Materials in Engineering

Table 6 Results of ANOVA analysis

From: Application of response surface methodology for prediction and modeling of surface roughness in ball end milling of OFHC copper

Response

Lack-of-fit DF

Pure error

F ratio

Whether model is adequate or not

Model

Standard

R a

12

6

2.39

4.00

Adequate

R z

14

6

3.22

3.96

Adequate

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