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Author Question: In a preexperimental design specific events may occur between the pretest and the posttest, which ... (Read 195 times)

LaDunn

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on: Jun 20, 2018
In a preexperimental design specific events may occur between the pretest and the posttest, which cause changes that are measured on the posttest. This represents a failure to control
 
  a. randomization.
  b. maturation.
  c. pretest sensitivity.
  d. reactivity.
  e. history.

Question 2

Choose the type of validity evidence that a researcher would need to determine the score validity of the following kinds of instruments. A test designed to measure what fourth graders know about long division.
 
  a. evidence based on content.
  b. evidence based on relationship to other variables
  c. evidence based on construct measured


kardosa007

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

E

Answer to Question 2

A


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LaDunn

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Reply #2 on: Jun 20, 2018
Thank you


kardosa007

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Reply #3 on: Jun 20, 2018
No problem :)


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