Multiple Choice
Item difficulty analysis shows
A) relatedness of responses on one test to other test items on the test
B) how many people chose each response for an item
C) how many people chose the correct response to an item
D) the proportion of people who chose each response for each item
Correct Answer:
Verified
Correct Answer:
Verified
Q7: When everyone answers an item incorrectly the
Q8: The item-total correlation is a statistic that
Q9: A good test item should be _
Q10: Suppose that for a question, 15% of
Q11: A distractor that is chosen significantly fewer
Q13: The probability of choosing the correct answer
Q14: The D statistic in item analysis is
Q15: The reliability coefficient tells you something about
Q16: When the item-total correlation is _, the
Q17: Which approach gives you the best opportunity