Differences
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stats_item [2017/03/06 13:30] steveclarke |
stats_item [2018/04/10 11:17] (current) 72.38.112.148 |
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| |ValuePercent|{{:stat_valuepercent.png|}}| | |ValuePercent|{{:stat_valuepercent.png|}}| | ||
| |Difficulty|x = Count of Correct Items on Exam \\ n = Count of Candidates on Exam \\ \\ {{:stat_difficulty_candidate.png|}}| | |Difficulty|x = Count of Correct Items on Exam \\ n = Count of Candidates on Exam \\ \\ {{:stat_difficulty_candidate.png|}}| | ||
| - | |QuestionDiscrimination|A value between -1 and 1 \\ \\ Q1 is the Count of Candidates who responded correctly to Item whose Value total is in the top 27% of all Candidates taking the Exam. \\ Q4 is the Count of Candidates who responded correctly to Item whose Value total is in the top 27% of all Candidates taking the Exam. \\ n = Count of Candidates \\ \\ {{:stat_questiondiscrimination.png|}}| | + | |QuestionDiscrimination|A value between -1 and 1 \\ \\ Q1 is the Count of Candidates who responded correctly to Item whose Value total is in the top 27% of all Candidates taking the Exam. \\ Q4 is the Count of Candidates who responded correctly to Item whose Value total is in the bottom27% of all Candidates taking the Exam. \\ n = Count of Candidates \\ \\ {{:stat_questiondiscrimination.png|}}| |
| |BiserialExam|Future| | |BiserialExam|Future| | ||
| |PointBiserialExam|See [[stats_concepts#biserial_calculations|Biserials]]| | |PointBiserialExam|See [[stats_concepts#biserial_calculations|Biserials]]| | ||
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| |QtyCorrectTop50|Count of Candidates who responded correctly to Item whose Value total was in top 50% of all Candidates taking Exam| | |QtyCorrectTop50|Count of Candidates who responded correctly to Item whose Value total was in top 50% of all Candidates taking Exam| | ||
| |QtyCorrectBottom50|Count of Candidates who responded incorrectly to Item whose Value total was in top 50% of all Candidates taking Exam| | |QtyCorrectBottom50|Count of Candidates who responded incorrectly to Item whose Value total was in top 50% of all Candidates taking Exam| | ||
| - | |TimeTotal|Total Time for all Candidates on this Item. Used in Online testing FIXME link| | + | |TimeTotal|Total Time for all Candidates on this Item. Used in [[start#CE Online Testing|Online Testing]]| |
| |Dichotomous|True if Item has one correct response worth 1 point and all other responses are incorrect worth 0 points.| | |Dichotomous|True if Item has one correct response worth 1 point and all other responses are incorrect worth 0 points.| | ||
| |IncludeInStats|See [[Stats_Concepts#Include in Stats|Include in Stats]]| | |IncludeInStats|See [[Stats_Concepts#Include in Stats|Include in Stats]]| | ||
