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Table 3 Web-CAT for item-selection and response-history reports

From: Web-based computer adaptive assessment of individual perceptions of job satisfaction for hospital workplace employees

Step Item difficulty Prob. Your response Expected score Estimated ability Standard error Outfit MNSQ
1 0.50 0.17 0 0.80 0.50 - -
2 1.75 0.06 0 0.32 0.50 - -
3 -0.46 0.35 1 1.57 0.50 - -
4 2.73 0.02 2* 0.26 0.50 0.73 2.12
5 -1.03 0.49 0* 1.84 -5.48 0.65 1.71
6 1.18 0.09 1 0.44 -1.55 0.62 2.88
7 1.03 0.11 1 0.49 -0.33 0.57 2.25
8 -0.96 0.47 2 1.82 0.35 0.54 2.73
9 -0.87 0.45 2 1.79 0.41 0.51 2.33
10 -0.68 0.40 2 1.70 -1.08 0.48 1.82
  1. A * indicates a significantly unexpected response (p < .05). In reference to the expected score in column 5, these should be responded to with 2 and 0 in steps 4 and 5 according to the job satisfaction level of -1.08 logits in step 10. Website available at: http://www.healthup.org.tw/irt_test4/irt_start.htm