Table 2.

Results of 2-way ANOVA of parameters

Parameter	Source	df	SS	MS	F	p
Average deviation for trueness	Width	1	13.94	13.94	6.34	0.016
	Depth	1	11.98	11.98	5.45	0.025
	Width × depth	1	0.38	0.38	0.17	0.679
Mean maximum positive deviation	Width	1	1612.90	1612.90	32.73	0
	Depth	1	8.10	8.10	0.16	0.688
	Width × depth	1	25.60	25.60	0.52	0.476
Mean maximum negative deviation	Width	1	11767.90	11767.90	130.41	0
	Depth	1	577.60	577.60	6.40	0.016
	Width × depth	1	20160.10	20160.10	223.46	0
Average deviation for precision	Width	1	0.92	0.92	0.48	0.489
	Depth	1	32.60	32.60	17.03	0
	Width × depth	1	9.90	9.90	5.17	0.024

df Degrees of freedom, MS Mean squares, SS Sum of squares