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Author Question: When one of the matching techniques is used, a. randomizing techniques are no longer needed. ... (Read 69 times)

Kikoku

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on: Jul 13, 2018
When one of the matching techniques is used,
 
  a. randomizing techniques are no longer needed.
   b. randomizing should still be used where possible.
  c. the possibility of confounding of the experiment is eliminated.
  d. generalization to the population is assured.

Question 2

The sensitivity of an experiment refers to its ability to detect any differences in performance, however small, between the two groups.
 
  In one technique to improve sensitivity the experimenter uses matching of participants across groups, assuring that
 
 a. generalization to the population can be made.
   b. groups of participants are equated on those selected extraneous matching variables.
  c. the performance of a participant in one group is statistically equated with the performance of that participant's partner in another group.
  d. groups are equated on all possible variables.


swimkari

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

B

Answer to Question 2

B


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