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Author Question: Control in an experiment can be achieved through: a. random assignment of participants to groups. ... (Read 148 times)

joe

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on: Jun 20, 2018
Control in an experiment can be achieved through:
 
  a. random assignment of participants to groups.
  b. experimental design.
  c. logic.
  d. all of these

Question 2

External validity in an experiment is most related to:
 
  a. participant assignment to groups.
  b. representativeness of the sample.
  c. confounding variables.
  d. a pretest.


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Jayson

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Reply #1 on: Jun 20, 2018
Answer to Question 1

D

Answer to Question 2

B


joe

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Reply 2 on: Jun 20, 2018
Great answer, keep it coming :)

diana chang

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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