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What is Item Analysis: Difficulty and Discrimination about?

Item analysis is used to evaluate test quality by analyzing student responses to individual test items. It provides information on item difficulty, discrimination, and effectiveness of distractors. The goal is to improve test reliability and validity. One method is the U-L Index Method, which involves ranking students, separating top and bottom scorers, and calculating difficulty and discrimination indices. Difficulty indices indicate how easy or difficult an item is, while discrimination indices show an it

Author

Angelica Flora

Language

EN