An effective distracter should be selected by:
A) at least some examinees and demonstrate positive discrimination.
B) at least some examinees and demonstrate negative discrimination.
C) no examinees and demonstrate zero discrimination.
D) all examinees and demonstrate positive discrimination.
Correct Answer:
Verified
Q2: In a class of 100 students,70 answer
Q3: A test item with p = .80
Q4: A test item with p = .50
Q5: While the item difficulty index is only
Q6: Item 10 on an exam had an
Q7: What is the approximate optimal Item Difficulty
Q8: On _ tests,measures of item difficulty largely
Q9: A test item with a p =
Q10: A test item with a p =
Q11: Reliability relates to test _.
A)items
B)length
C)scores
D)constructs
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