Analysis of Environmental Factors for Mobile Software Development Focused on Korean Companies

Table 7

New principles for each principal component.

Component	New principle	Factor (name)	Loading	Rotation sums of squared loadings			Cronbach’s
				Eigenvalue	Proportion of variance	Cumulative proportion
PCA1	Testing ability	f24 (testing methodologies)	0.898	2.764	21.262	21.262	0.786
		f25 (testing coverage)	0.895
		f22 (testing effort)	0.857
PCA2	Programmer ability	f15 (programmer skill)	0.805	2.499	19.225	40.486
		f19 (domain knowledge)	0.731
		f20 (human nature)	0.718
		f7 (programming language)	0.618
		f18 (program workload)	0.531
PCA3	Requirements and standards	f11 (requirements analysis)	0.871	2.202	16.941	57.427
		f12 (relationship of detailed design to requirement)	0.827
		f13 (work standards)	0.642
PCA4	Program utility	f2 (program categories)	0.749	1.761	13.545	70.973
		f6 (percentage of reused modules)	0.682