Improving Effectiveness of Safety Training at Construction Worksite Using 3D BIM Simulation

Table 5

Questionnaire survey data to examine the experimental group.

Variables	Group	Mean	N	Std. deviation	t stat	df	Sig.
V1	A	5.42	54	1.28	3.592	53	0.000
	B	4.67	54	1.26
V2	A	5.35	54	1.02	−0.812	53	0.215
	B	5.39	54	0.96
V3	A	5.47	54	1.47	4.639	53	0.000
	B	3.91	54	1.22
V4	A	5.82	54	1.41	12.917	53	0.000
	B	3.58	54	1.15