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Author Question: Low discriminating power is acceptable, but only if the item A. has a 50 level of difficulty. B. ... (Read 53 times)

burton19126

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on: Jun 20, 2018
Low discriminating power is acceptable, but only if the item
 
  A. has a 50 level of difficulty.
  B. has only three alternatives.
  C. is closely related to other items.
  D. measures a unique learning outcome.

Question 2

On a test of 50 students, if 25 students answered an item correctly, the item difficulty is
 
  A. 25.
  B. 50.
  C. 75.
  D. 100.


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lorealeza77

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

D

Answer to Question 2

B


burton19126

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  • Posts: 532
Reply 2 on: Jun 20, 2018
Excellent

scottmt

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Reply 3 on: Yesterday
Gracias!

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