General Studies · Psychometrics and Statistics
In item analysis, comparing the performance of test-takers who obtained very low overall test scores with those who obtained very high overall test scores helps calculate the:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Item Bias
- 2Item Characteristic Curve
- 3Difficulty Index
- 4Discrimination Index✓
Correct answer
Discrimination Index
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