5 Questions
What is the formula to calculate the difficulty index?
DF = n / N
What is the interpretation of a difficulty index of 0.35 or 35%?
The item is difficult and only 35% of the students got it correct
What is the purpose of calculating the discrimination index?
To determine the effectiveness of the item in distinguishing between students who are knowledgeable and those who are not
What is the recommendation for the test item based on the analysis of the level of difficulty, discrimination, and distractors?
Retain the test item but change option D to make it more realistic
What is the minimum percentage of examinees that should choose the incorrect option for it to be considered effective?
5%
Learn how to improve your test items using item analysis, including the stem, distractors, and key answer. This method helps teachers enhance their skills in writing test items.
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