Table 2 Person and item summary statistics (initial analysis)
Person (n = 200) | Item (n = 27) | |
|---|---|---|
Cronbach’s alpha (α) | 0.78 | |
Reliability index (μ) | 0.78 | 0.98 |
Separation index | 1.90 | 7.65 |
Mean | 0.54 | 0.00 |
Max measure | 3.03 | 0.74 |
Min measure | −0.30 | −0.91 |
Spread | 3.33 | 1.65 |
Standard deviation | 0.35 | 0.51 |
Outfit | ||
Mean Square | 1.05 | 1.05 |
z-Standard | −0.10 | 0.10 |