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Author Question: During a research study it becomes apparent that the procedures being used are causing differential ... (Read 43 times)

armygirl

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During a research study it becomes apparent that the procedures being used are causing differential dropout rates. This creates the possibility of confounding due to
 
  A) sequence effects.
  B) diffusion of treatment.
  C) selection variability.
  D) attrition.

Question 2

If some of the top scorers on an exam don't perform as well on a second exam, this could be explained by the phenomenon known as
 
  A) poor motivation.
  B) equilibration.
  C) attrition.
  D) regression to the mean.



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dawsa925

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Answer to Question 1

Answer: D

Answer to Question 2

Answer: D




armygirl

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Reply 2 on: Aug 4, 2018
Gracias!


cpetit11

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Reply 3 on: Yesterday
Wow, this really help

 

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