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Table 2 Construct reliability and validity

From: Acceptance and use of e-learning systems: the case of teachers in technology institutes of Ethiopian Universities

Constructs Number of items Cronbach’s Alpha Composite reliability Average variance extracted (AVE)
Perceived usefulness (PU) 7 0.94 0.95 0.74
Perceived ease of use (PEOU) 4 0.83 0.89 0.68
Organizational factor (OF) 15 0.82
 Management support (MS) 8 0.96 0.96 0.76
 Incentives (INC) 4 0.83 0.89 0.66
 Training (TRA) 3 0.38 0.66 0.43
Behavioral intention (BI) 3 0.90 0.94 0.83
Actual usage (AU) 4 0.91 0.93 0.78
Overall 33 0.87