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Author Question: If a human observer becomes more proficient in the course of a study, the type of threat to internal ... (Read 9 times)

tatyanajohnson

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on: Aug 4, 2018
If a human observer becomes more proficient in the course of a study, the type of threat to internal validity is called a change in
 
  A) proficiency.
  B) instrumentation.
  C) research bias.
  D) regression to the mean.

Question 2

The concept of regression to the mean suggests
 
  A) participants with extreme scores will score more extreme on a second test.
  B) scores of participants on a second test would be the same or similar to the first test.
  C) scores of participants on a second test would be less extreme on average on a second test.
  D) None of the above


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briseldagonzales

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

Answer: B

Answer to Question 2

Answer: C


tatyanajohnson

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Reply #2 on: Aug 4, 2018
Both answers were spot on, thank you once again


briseldagonzales

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Reply #3 on: Aug 4, 2018
Great! Please up vote :D


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