Figure 2. Main effects plot for surface roughness

From

Optimization of Machining Parameter for Surface Roughness in Turning GFRP Composite Using RSM-GA Approach

Md. Rezaul Karim, Sayem Ahmed, Samia Salahuddin, Md. Rezaul Karim

American Journal of Materials Science and Engineering. 2018, 6(1), 18-25 doi:10.12691/ajmse-6-1-4