Table 6: Analysis results on the effect of the design variables on the mass.

Level 1Level 2Level 3Level 4Deviation%Rank

−6.896−6.997−7.101−7.2030.30713.72
−7.067−7.060−7.046−7.0240.0431.93
−6.105−6.736−7.366−7.9911.88684.41

Total2.236100