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Author Question: Experimenter bias and participant reactivity can threaten both internal and external validity. a. ... (Read 83 times)

P68T

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on: Jun 19, 2018
Experimenter bias and participant reactivity can threaten both internal and external validity.
 
  a. True
  b. False
  Indicate whether the statement is true or false

Question 2

Simple random sampling is also called proportional random sampling.
 
  a. True
  b. False
  Indicate whether the statement is true or false


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Chou

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Reply #1 on: Jun 19, 2018
Answer to Question 1

True

Answer to Question 2

False


P68T

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Reply #2 on: Jun 19, 2018
Thank you!


Chou

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Reply #3 on: Jun 19, 2018
Happy to help


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