When the item-total correlation is ____, the slope of the item characteristic curve is _______.
A) negative; positive
B) negative; negative
C) positive; negative
D) positive; zero
Correct Answer:
Verified
Q14: The item-total correlation is a statistic that
Q15: Item difficulty refers to
A) item complexity
B) item
Q16: A distractor is
A) an incorrect alternative response
Q17: Item difficulty analysis shows
A) relatedness of responses
Q18: Suppose that for a question, 15% of
Q19: The D statistic in item analysis is
Q21: If an Item Characteristic Curve has a
Q22: Which approach gives you the best opportunity
Q23: A test is more precise if the
Q24: Item Response Theory does all of the
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