Item Response Distribution Statistics and Results
Table: ceStatsExamQuestionDistribution
The response distributions are counts of Candidates in certain ranking thresholds that match a given response. The rankings for the candidates is based on their Ranking of ValueTotal on the Exam compared to all other Candidates performance.
| Field | Description |
|---|---|
| StatsID | Unique Identifier for this set of Statistics |
| QuestionID | ID of Item in the Bank |
| Response | Response for Multiple Choice: -2(Not Reached) -1 (Bubbling Error) 0 (Skipped) 1 (A) 2 (B) … Response for Essay = point value awarded |
| Sequence | Sequence of Item on the Exam |
| Decile1 | Count of Candidates in Decile 1 (Exam) that match this response, see Decile |
| Decile2 | Count of Candidates in Decile 2 (Exam) that match this response |
| Decile3 | Count of Candidates in Decile 3 (Exam) that match this response |
| Decile4 | Count of Candidates in Decile 4 (Exam) that match this response |
| Decile5 | Count of Candidates in Decile 5 (Exam) that match this response |
| Decile6 | Count of Candidates in Decile 6 (Exam) that match this response |
| Decile7 | Count of Candidates in Decile 7 (Exam) that match this response |
| Decile8 | Count of Candidates in Decile 8 (Exam) that match this response |
| Decile9 | Count of Candidates in Decile 9 (Exam) that match this response |
| Decile10 | Count of Candidates in Decile 10 (Exam) that match this response |
| Distribution1 | Count of Candidates in top 20% (Exam) that match this response |
| Distribution2 | Count of Candidates in 20% to 40% (Exam) that match this response |
| Distribution3 | Count of Candidates in 40% to 60% (Exam) that match this response |
| Distribution4 | Count of Candidates in 60% to 80% (Exam) that match this response |
| Distribution5 | Count of Candidates in bottom 20% (Exam) that match this response |
| Correct | True if the response is considered a correct option for Multiple Choice Items or is a passing value for Essay Items |
| DistBottom50 | Count of Candidates in bottom 50% (Exam) that match this response |
| DistTop50 | Count of Candidates in top 50% (Exam) that match this response |
| Biserial | See Biserials |
| Quartile1 | Count of Candidates in top 27% (Exam) that match this response |
| Quartile2 | Count of Candidates in 27% to 50% (Exam) that match this response |
| Quartile3 | Count of Candidates in 50% to 77% (Exam) that match this response |
| Quartile4 | Count of Candidates in bottom 27% (Exam) that match this response |
