Author Question: True or False The persons or objects receiving a treatment in an experiment are said to be in the ... (Read 66 times)

penza

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True or False The persons or objects receiving a treatment in an experiment are said to be in the control group.
  Indicate whether the statement is true or false

Question 2

True or False In evaluating experiments, two kinds of validity must be considered: internal and external.
  Indicate whether the statement is true or false



trog

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Answer to Question 1

F

Answer to Question 2

T



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