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Author Question: The control group time series design overcomes the one-group time series design problem of a. ... (Read 218 times)

misspop

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on: Jun 20, 2018
The control group time series design overcomes the one-group time series design problem of
 
  a. maturation. c. nonrandomization.
  b. history. d. all of these are true.

Question 2

Indicate whether the following statements are true or false. There are several distinct types of validity that an instrument may possess.
 
  a. true b. false


frejo

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

B

Answer to Question 2

B


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