Check This Word Out! Exploring the Factors That Affect Students’ Vocabulary Learning Using Smartphones via Partial Least Squares

Table 3

Results of the measurement model.

Construct	Cronbach’s alpha ()	Composite reliability	Average variance extracted
Attitude	0.702	0.834	0.63
Perceived ease of use	0.847	0.903	0.758
Perceived usefulness	0.857	0.896	0.635
Vocabulary learning	0.853	0.895	0.630