Multiple Choice
The item-discrimination index can vary from
A) 0 to 100
B) -1.0 to +1.0
C) 0.0 to +1.0
D) 0.5 to +1.0
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q31: A factor loading is actually(an)_<br>A) beta weight<br>B)
Q32: A(n) _scale has a conceptually meaningful zero
Q33: Factor loadings can vary between<br>A) 0 and
Q34: The first step in test construction is<br>A)
Q35: When tests are used for purposes of_
Q37: The proportion of examinees in a large
Q38: The higher the _, the more accurate
Q39: To help insure that a test contains
Q40: If an item such as "I drink
Q41: The optimal value for the item-discrimination index