Author Question: Two independent variables are confounded when a. they both vary in the study b. one varies and ... (Read 48 times)

saraeharris

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Two independent variables are confounded when
 
  a. they both vary in the study
  b. one varies and one does not
  c. their separate effects cannot be tested
  d. None of these are true

Question 2

Confounding is a threat to ________ validity
 
  a. internal
  b. external
  c. construct
  d. statistical



fromAlphatoOmega22

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Answer to Question 1

c

Answer to Question 2

a



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