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Author Question: Which threat to internal validity is never a concern in the one-group pretest-posttest ... (Read 62 times)

ETearle

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on: Jun 20, 2018
Which threat to internal validity is never a concern in the one-group pretest-posttest design?

Question 2

Psychologists Rowe and McKenna (2001) compared the performance of experienced tennis players and novices to see how well they could anticipate the outcome of a set of volleys. Such a comparison would involve a


amy.lauersdorf90

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



Answer to Question 2



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