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Author Question: Threats to internal validity include all of the following EXCEPT A) selection bias. B) ... (Read 74 times)

neverstopbelieb

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on: Jul 13, 2018
Threats to internal validity include all of the following EXCEPT
 
  A) selection bias. B) quasi-experimental.
  C) testing. D) history.

Question 2

The principle of voluntary consent
 
  A) means that participation in a study must be voluntary at all times.
  B) has no relevance to human subject research.
  C) applies only to animal research.
  D) doesn't include telling human volunteers their rights.


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ryhom

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Reply #1 on: Jul 13, 2018
Answer to Question 1

B

Answer to Question 2

A


neverstopbelieb

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Reply 2 on: Jul 13, 2018
Gracias!

Joy Chen

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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