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Author Question: What is the impact of adding distractors on polytomous item reliability? a. The number of ... (Read 580 times)

ap345

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on: Jun 19, 2018
What is the impact of adding distractors on polytomous item reliability?
 
  a. The number of distractors is inversely related to item reliability.
  b. Large numbers of distractors can greatly increase reliability.
  c. Adding distractors may not increase reliability if the distractors are implausible.
  d. Reliability is optimized when there are 8 to 10 distractors.

Question 2

Which test represented a major breakthrough in the measurement of cognitive ability?
 
  a. Binet-Simon Scale
 b. Sequin Form Board Test
 c. Strong Vocational Interest Bank
  d. Carnegie Interest Inventory


morrie123456

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Reply #1 on: Jun 19, 2018
Answer to Question 1

c

Answer to Question 2

a


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