Optimization and Tribological Properties of Hybridized Palm Kernel Shell Ash and Nano Boron Nitride Reinforced Aluminium Matrix Composites

Table 3

Analysis of variance for wear index.

Source	DF	Seq SS	Adj SS	Adj MS	value	value	Contribution (%)	-sq
Reinforcement	3	98.46	100.4	34.16	1.48	0.342	6.85	0.915
Load	3	612.13	612.12	204.18	10.16	0.018	43.18
Speed	3	582.62	581.45	194.15	9.42	0.016	40.45
Error	6	135.54	135.62	24.45			9.52
Total	15	1428.75