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Author Question: Which confounding variable cannot be completely controlled because of ethical constraints on the ... (Read 64 times)

kellyjaisingh

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on: Aug 4, 2018
Which confounding variable cannot be completely controlled because of ethical constraints on the research?
 
  A) regression to the mean
  B) maturation
  C) instrumentation
  D) attrition

Question 2

Why is it ethically important to control confounding variables?
 
  A) Because risk is always balanced against return in research.
  B) Because confounding variables present significant risks to participants, especially regression to the mean.
  C) Because control procedures reduce the risk of dangerous things happening during a study.
  D) All of the above


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BUTTHOL369

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Reply #1 on: Aug 4, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: A


kellyjaisingh

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Reply 2 on: Aug 4, 2018
:D TYSM

apple

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Reply 3 on: Yesterday
Excellent

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