If a researcher administered a mood scale to two preexisting ...

[Garrulous]

If a researcher administered a mood scale to two preexisting groups of anxious adults, removed the TV sets from one of the groups for two months, and again administered the mood scale to both groups, the researcher would be employing
 
  A) an ex post facto design.
  B) a single-group, posttest-only design.
  C) a single-group, pretest-posttest design.
  D) a pretest-posttest, natural control-group design.

Question 2

In a pretest-posttest, natural control-group design, there is ________ assignment of participants.
 
  A) random
  B) matching
  C) no random
  D) systematized random
 
  Fill in the blank with the correct answer.

[blakeserpa]

Answer to Question 1

Answer: D

Answer to Question 2

Answer: C

[Garrulous]

Thanks

[blakeserpa]

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