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Author Question: The higher the decimal amount for p, the more difficult the item. a. True b. False c. Not ... (Read 63 times)

tfester

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on: Jun 20, 2018
The higher the decimal amount for p, the more difficult the item.
 
  a. True
  b. False
  c. Not enough information

Question 2

What approximate Item Difficulty Index average is closest to the optimal item difficulty level for maximizing variability and reliability?
 
  a. .24
  b. .09
  c. .99
  d. .49


Brenm

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Reply #1 on: Jun 20, 2018
Answer to Question 1

b

Answer to Question 2

d


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