You are looking at the information an item analysis provides about a quiz you gave this morning.Most of the test items have D values of between .20 and .50.However, question #12 has a D value of -.60.You should conclude that the item:
A)Is measuring rote memorization rather than meaningful learning
B)Was more difficult for students than the other items were
C)Was easier for students than the other items were
D)Was poorly written or incorrectly scored

Question

Quizplus · Accepted Answer

A D value (item discrimination index) of -.60 suggests that lower-scoring students were more likely to answer the item correctly than higher-scoring students, indicating the item may be poorly written or incorrectly scored.

You Are Looking at the Information an Item Analysis Provides