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Author Question: History, maturation, and regression to the mean can be controlled by including proper A) control ... (Read 30 times)

ahriuashd

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on: Aug 4, 2018
History, maturation, and regression to the mean can be controlled by including proper
 
  A) control groups
  B) experimental groups.
  C) factorials.
  D) instrumentation.

Question 2

The major difference between the control groups of the pretest-posttest, natural control group design and the randomized, posttest-only, control-group design is that
 
  A) in the latter, participants are randomly assigned to groups.
  B) in the former, the people in the control group are aware of the research hypothesis.
  C) in the latter, participants are only assigned randomly to the experimental group, but not the control group.
  D) there is no real difference between the two designs.


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nikmaaacs

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

Answer: A

Answer to Question 2

Answer: A


ahriuashd

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Reply 2 on: Aug 4, 2018
:D TYSM

dawsa925

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

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