Does Augmented Reality Effectively Foster Visual Learning Process in Construction? An Eye-Tracking Study in Steel Installation

Table 8

Multiple comparisons of items with significant differences.

Item	Question form	TG- and AR-based		TG- and PM-based		AR- and PM-based
		Mean difference	Sig.	Mean difference	Sig.	Mean difference	Sig.
Fixation time (ms)	True or false	2.57	0.532	4.74	0.036	2.17	0.681
	Short answer	−4.62	0.111	−4.86	0.082	−0.24	1.000
Fixation count (time)	True or false	12.89	0.001	14.32	0.000	1.43	1.000
Average fixation duration (ms)	True or false	−0.29	0.004	−0.10	0.940	0.20	0.061
	Short answer	−0.28	0.000	−0.25	0.001	0.03	1.000

The mean difference is significant at the 0.05 level.