Item number | M | SD | Range | Skewness | Kurtosis | Item difficulty | Corrected item-total correlation |
---|---|---|---|---|---|---|---|
1 | 2.976 | 1.511 | 1-5 | 0.029 | −1.444 | 59.52 | 0.525 |
2 | 2.887 | 1.554 | 1-5 | 0.183 | −1.513 | 57.74 | 0.606 |
3 | 3.415 | 1.470 | 1-5 | −0.387 | −1.312 | 68.30 | 0.826 |
4 | 3.412 | 1.473 | 1-5 | −0.391 | −1.294 | 68.24 | 0.825 |
5 | 3.461 | 1.495 | 1-5 | −0.425 | −1.298 | 69.22 | 0.715 |
6 | 3.993 | 1.248 | 1-5 | −1.145 | 0.240 | 79.86 | – |
7 | 3.399 | 1.132 | 1-5 | −0.435 | −0.901 | 67.98 | 0.413 |
8 | 3.276 | 1.398 | 1-5 | −0.245 | −1.241 | 65.52 | 0.367 |
9 | 3.584 | 1.249 | 1-5 | −0.530 | −0.789 | 71.68 | 0.695 |
10 | 3.646 | 1.341 | 1-5 | −0.613 | −0.857 | 72.92 | 0.590 |
11 | 3.835 | 1.207 | 1-5 | −0.946 | −0.047 | 76.70 | 0.388 |