Items | Means | Standard deviations | Range | Discriminatory power | Difficulty indices | Cronbach’s alpha if item deleted | Communalities |
---|---|---|---|---|---|---|---|
Item1 | 2.57 | 1.21 | 4 | 0.49 | 0.55 | 0.66 | 0.65 |
Item2 | 2.46 | 1.32 | 4 | 0.53 | 0.54 | 0.65 | 0.62 |
Item3 | 2.18 | 1.32 | 4 | 0.49 | 0.43 | 0.66 | 0.55 |
Item4 | 2.79 | 1.15 | 4 | 0.43 | 0.63 | 0.66 | 0.54 |
Item5 | 2.18 | 1.29 | 4 | 0.46 | 0.42 | 0.66 | 0.48 |
Item6 | 2.51 | 1.18 | 4 | 0.37 | 0.52 | 0.67 | 0.43 |
Item7 | 1.80 | 0.85 | 3 | 0.39 | 0.63 | 0.69 | 0.55 |
Item8 | 2.09 | 1.07 | 4 | 0.32 | 0.58 | 0.70 | 0.51 |
Item9 | 1.79 | 0.90 | 3 | 0.39 | 0.61 | 0.68 | 0.47 |
Item10 | 1.64 | 1.22 | 4 | 0.32 | 0.30 | 0.70 | 0.52 |
Item11 | 1.64 | 1.54 | 4 | 0.30 | 0.38 | 0.69 | 0.41 |
Item12 | 2.13 | 1.08 | 4 | 0.31 | 0.40 | 0.69 | 0.58 |
Item13 | 2.49 | 1.20 | 4 | 0.37 | 0.59 | 0.68 | 0.63 |
Item14 | 2.43 | 1.16 | 4 | 0.41 | 0.54 | 0.69 | 0.55 |
Item15 | 3.43 | 1.04 | 4 | 0.39 | 0.70 | 0.69 | 0.72 |
Item16 | 3.44 | 1.03 | 4 | 0.41 | 0.70 | 0.69 | 0.68 |
Item17 | 2.08 | 1.00 | 4 | 0.31 | 0.33 | 0.70 | 0.42 |
Item18 | 2.34 | 1.40 | 4 | 0.33 | 0.52 | 0.70 | 0.51 |
Item19 | 2.25 | 0.87 | 2 | 0.43 | 0.53 | 0.68 | 0.44 |
Item20 | 2.51 | 1.32 | 4 | 0.41 | 0.54 | 0.68 | 0.36 |