Descriptive statistics | Rasch measurement | ||||||||
---|---|---|---|---|---|---|---|---|---|
Item | M | SD | Skewness | Kurtosis | Measure | Infit MNSQ | Outfit MNSQ | PT-Measures | Total scores |
1 | 0.59 | 0.49 | −0.37 | −1.86 | −0.81 | 0.85 | 0.79 | 0.55 | 962 |
2 | 0.39 | 0.48 | 0.42 | −1.82 | 0.04 | 1.06 | 1.11 | 0.33 | 739 |
3 | 0.42 | 0.49 | 0.28 | −1.91 | −0.08 | 1.04 | 1.04 | 0.36 | 912 |
4 | 0.55 | 0.49 | −0.23 | −1.94 | −0.66 | 0.97 | 0.95 | 0.42 | 1010 |
5 | 0.41 | 0.49 | 0.32 | −1.89 | 0.12 | 0.95 | 0.96 | 0.44 | 508 |
6 | 0.53 | 0.49 | −0.12 | −1.9 | −0.57 | 0.87 | 0.84 | 0.51 | 1142 |
7 | 0.20 | 0.40 | 1.49 | 0.22 | 1.28 | 1.06 | 1.26 | 0.25 | 278 |
8 | 0.26 | 0.44 | 1.06 | 0.87 | 0.74 | 1.06 | 1.13 | 0.29 | 441 |
9 | 0.41 | 0.49 | 0.33 | −1.89 | 0.03 | 0.99 | 0.99 | 0.40 | 674 |
10 | 0.44 | 0.49 | 0.22 | −1.95 | −0.15 | 0.98 | 0.98 | 0.40 | 883 |
11 | 0.36 | 0.48 | 0.57 | −1.66 | 0.27 | 0.87 | 0.87 | 0.53 | 429 |
12 | 0.25 | 0.43 | 1.13 | −0.71 | 0.89 | 1.01 | 1.09 | 0.35 | 261 |
13 | 0.23 | 0.42 | 1.26 | −0.39 | 1.04 | 1.02 | 1.08 | 0.34 | 258 |
14 | 0.67 | 0.46 | −0.74 | −1.44 | −1.27 | 0.86 | 0.78 | 0.52 | 1094 |
15 | 0.54 | 0.49 | −0.17 | −1.97 | −0.47 | 1.00 | 0.98 | 0.42 | 364 |
16 | 0.36 | 0.48 | 0.56 | −1.68 | 0.38 | 1.24 | 1.29 | 0.18 | 286 |
17 | 0.18 | 0.38 | 1.62 | 0.63 | 1.18 | 0.98 | 1.13 | 0.34 | 186 |
18 | 0.49 | 0.50 | 0.01 | −2.00 | −0.20 | 1.19 | 1.27 | 0.20 | 539 |
19 | 0.40 | 0.49 | 0.38 | −1.85 | 0.19 | 1.08 | 1.13 | 0.35 | 319 |
20 | 0.30 | 0.46 | 0.46 | 0.46 | 0.68 | 1.07 | 1.16 | 0.30 | 400 |
21 | 0.39 | 0.48 | 0.42 | −1.82 | 0.19 | 0.92 | 0.90 | 0.49 | 433 |
22 | 0.77 | 0.41 | −1.31 | −0.27 | −1.71 | 0.91 | 0.79 | 0.44 | 1245 |
23 | 0.66 | 0.47 | −0.68 | −1.53 | −0.92 | 0.86 | 0.79 | 0.53 | 588 |
24 | 0.16 | 0.37 | 1.77 | 1.15 | 1.56 | 1.22 | 1.61 | 0.13 | 171 |
25 | 0.19 | 0.39 | 1.50 | 0.27 | 1.35 | 1.19 | 1.51 | 0.20 | 138 |
26 | 0.38 | 0.48 | 0.46 | −1.79 | 0.24 | 1.20 | 1.23 | 0.18 | 533 |
27 | 0.64 | 0.47 | −0.58 | −1.65 | −1.01 | 0.96 | 0.94 | 0.40 | 949 |
28 | 0.66 | 0.47 | −0.68 | −1.53 | −1.13 | 0.92 | 0.88 | 0.45 | 1276 |
29 | 0.62 | 0.48 | −0.51 | −1.73 | −0.87 | 0.93 | 0.88 | 0.44 | 1022 |
30 | 0.43 | 0.49 | 0.27 | −1.93 | 0.09 | 1.03 | 1.03 | 0.37 | 452 |
31 | 0.70 | 0.49 | 0.35 | −1.87 | 0.03 | 1.17 | 1.24 | 0.22 | 733 |
32 | 0.66 | 0.47 | 0.68 | 1.53 | −1.13 | 0.99 | 0.99 | 0.37 | 1138 |
33 | 0.70 | 0.45 | −0.91 | −1.17 | −1.30 | 0.82 | 0.74 | 0.53 | 1207 |
34 | 0.61 | 0.48 | −0.46 | −1.78 | −0.85 | 0.92 | 0.89 | 0.45 | 990 |
35 | 0.53 | 0.49 | −0.15 | −1.97 | −0.47 | 0.88 | 0.86 | 0.49 | 853 |
36 | 0.59 | 0.49 | −0.40 | −1.83 | −0.70 | 0.98 | 0.99 | 0.38 | 840 |
37 | 0.82 | 0.37 | −1.72 | 0.98 | −2.02 | 0.94 | 0.90 | 0.35 | 1249 |
38 | 0.36 | 0.48 | 0.55 | −1.69 | 0.30 | 0.93 | 0.91 | 0.45 | 480 |
39 | 0.29 | 0.45 | 0.89 | −1.20 | 0.72 | 1.20 | 1.38 | 0.14 | 361 |
40 | 0.33 | 0.47 | 0.68 | −1.54 | 0.48 | 0.97 | 1.01 | 0.41 | 384 |
41 | 0.46 | 0.49 | 0.13 | −1.98 | −0.20 | 1.12 | 1.17 | 0.25 | 791 |
42 | 0.38 | 0.38 | 0.38 | 0.38 | 0.32 | 1.05 | 1.06 | 0.34 | 405 |
43 | 0.36 | 0.48 | 0.55 | −1.69 | 0.33 | 0.98 | 1.01 | 0.40 | 577 |
44 | 0.47 | 0.49 | 0.08 | −1.99 | −0.10 | 0.97 | 0.98 | 0.41 | 628 |
45 | 0.61 | 0.48 | −0.49 | −1.76 | −0.77 | 0.88 | 0.84 | 0.48 | 776 |
46 | 0.32 | 0.46 | 0.75 | −1.43 | 0.58 | 1.00 | 1.02 | 0.37 | 475 |
47 | 0.38 | 0.48 | 0.46 | −1.78 | 0.35 | 0.99 | 1.01 | 0.40 | 445 |
48 | 0.59 | 0.49 | −0.39 | −1.84 | −0.65 | 0.84 | 0.79 | 0.54 | 733 |
49 | 0.49 | 0.50 | 0.01 | −2.00 | −0.08 | 0.88 | 0.88 | 0.53 | 256 |
50 | 0.30 | 0.45 | 0.87 | −1.24 | 0.76 | 0.91 | 0.92 | 0.47 | 281 |
51 | 0.25 | 0.43 | 1.12 | −0.72 | 1.06 | 1.04 | 1.13 | 0.32 | 239 |
52 | 0.35 | 0.47 | 0.62 | −1.60 | 0.52 | 1.08 | 1.13 | 0.28 | 461 |
53 | 0.49 | 0.50 | 0.02 | 2.00 | −0.10 | 1.20 | 1.27 | 0.18 | 486 |
54 | 0.30 | 0.45 | 0.86 | −1.25 | 0.83 | 1.13 | 1.18 | 0.27 | 233 |
55 | 0.52 | 0.49 | −0.11 | −1.99 | −0.25 | 0.87 | 0.83 | 0.53 | 408 |
56 | 0.14 | 0.35 | 2.02 | 2.11 | 1.81 | 0.94 | 1.07 | 0.36 | 160 |
57 | 0.41 | 0.49 | 0.32 | −1.89 | 0.23 | 1.18 | 1.22 | 0.24 | 360 |
58 | 0.42 | 0.49 | 0.31 | −1.90 | 0.27 | 1.05 | 1.04 | 0.40 | 261 |
59 | 0.52 | 0.50 | −0.08 | −2.00 | −0.22 | 0.98 | 0.97 | 0.45 | 297 |
60 | 0.45 | 0.49 | 0.18 | −1.97 | −0.12 | 1.23 | 1.30 | 0.21 | 308 |
61 | 0.50 | 0.50 | −0.002 | −2.00 | −0.16 | 0.91 | 0.91 | 0.51 | 367 |
62 | 0.53 | 0.49 | −0.15 | −1.98 | −0.28 | 0.88 | 0.85 | 0.52 | 483 |
63 | 0.51 | 0.50 | −0.05 | −2.00 | −0.23 | 0.89 | 0.86 | 0.52 | 426 |
64 | 0.45 | 0.49 | 0.20 | −1.96 | 0.23 | 1.15 | 1.21 | 0.29 | 297 |
65 | 0.34 | 0.47 | 0.65 | −1.57 | 0.74 | 1.33 | 1.52 | 0.10 | 229 |
66 | 0.50 | 0.50 | −0.018 | −2.00 | −0.09 | 1.03 | 1.00 | 0.44 | 268 |
67 | 0.63 | 0.48 | −0.55 | −1.70 | -0.72 | 0.86 | 0.79 | 0.55 | 326 |
68 | 0.27 | 0.44 | 0.99 | −1.01 | 1.17 | 0.98 | 1.06 | 0.41 | 173 |
69 | 0.61 | 0.48 | −0.48 | −1.76 | −0.68 | 0.92 | 0.90 | 0.47 | 523 |
70 | 0.48 | 0.50 | 0.058 | −2.00 | −0.04 | 0.98 | 0.99 | 0.46 | 284 |