Parametric Optimization of Squeeze Cast AC2A-Ni Coated SiC_p Composite Using Taguchi Technique

Table 6

ANOVA for hardness.

Source	Pool	SS	DOF	MSS	𝐹 ratio	PSS	PC (%)
𝐴		6.16166	3	2.05389	55.6621	6.051	46.4248792
𝐵	Yes	0.11986	3	0.03995
𝐶		5.18222	3	1.72741	46.8141	5.072	38.9102514
𝐷	Yes	0.10154	3	0.03385
𝐸		1.46861	3	0.48954	13.2669	1.358	10.4183344
Pooled error		0.2214	6	0.0369		0.553	4.24653502
TSS		13.0339				13.03