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Author Question: When using the nonequivalent comparison group design, you can increase internal validity by a. ... (Read 148 times)

nelaaney

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on: Jul 13, 2018
When using the nonequivalent comparison group design, you can increase internal validity by
 
  a. allowing students to self select into groups
  b. allowing parents to decide which group their children will be in
  c. not allowing students to self select into groups
  d. not pre-testing participants

Question 2

What is the advantage of a double-blind experimental design?
 
  a. The effects of extraneous variables are not eliminated but they are spread evenly across groups.
   b. It makes the demand characteristics the same for participants in all conditions and eliminates the possibility that the experimenter unintentionally signals the expected outcome to the participants.
  c. It increases confidence that the data are being interpreted in an unbiased manner.
  d. It makes it impossible for the participant to discover the hypothesis and assures that the data are interpreted in terms of what actually happened, not in terms of what should have happened.


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tdewitt

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Reply #1 on: Jul 13, 2018
Answer to Question 1

C

Answer to Question 2

B


nelaaney

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Reply 2 on: Jul 13, 2018
Excellent

JCABRERA33

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

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