[Retracted] Experimental Analysis and Optimization of Tribological Properties of Self-Lubricating Aluminum Hybrid Nanocomposites Using the Taguchi Approach
Table 6
ANOVA for wear loss, using adjusted SS for tests.
Source
Degrees of freedom (DOF)
Sum of squares (SS)
Adjusted sum of squares (ASS)
Adjusted mean of squares (AMS)
F-value
value
Percentage of contribution
A
2
0.0001320
0.0001320
0.0000660
117.85
0.002
9.53
B
2
0.0002888
0.0002888
0.0001444
261.45
0.001
13.95
C
2
0.0014915
0.0014915
0.0007458
1387.12
0.000
72.09
D
2
0.0000103
0.0000103
0.0000052
9.65
0.013
0.49
4
0.0000060
0.0000060
0.0000015
1.81
0.125
0.29
4
0.0000334
0.0000334
0.0000083
0.45
0.003
1.64
4
0.0001037
0.0001037
0.0000259
0.75
0.025
1.86
Error
6
0.0000032
0.0000032
0.0000005
0.15
Total
26
0.0020689
100
S = 0.000731817 R-Sq = 99.84% R-Sq (adj) = 99.33%.
