Table 10. ANOVA Result for FS.

factors	degree of freedom	sum of squares	variance	F-test	contribution (%)	rank
IP	2	6.347	3.174	0.695	5.774	3
IT	2	12.164	6.082	1.332	11.065	2
PL	2	4.320	2.160	0.473	3.930	5
MT	2	5.496	2.748	0.602	4.999	4
HP	2	2.859	1.429	0.313	2.600	6
IS	2	14.834	7.417	1.625	13.494	1
error	14	63.913	4.565		58.138
sum	26	109.934