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Author Question: Dr. Hunter is concerned about pre-test differences in her nonequivalent comparison group design. ... (Read 169 times)

jjjetplane

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on: Jul 13, 2018
Dr. Hunter is concerned about pre-test differences in her nonequivalent comparison group design. What could she do to minimize pre-test differences without changing to a strong experimental design?
 
  a. let students self select into groups
  b. match participants in variables closely related to the IV
  c. eliminate the pre-test
  d. there is nothing that can be done to control for pre-test difference

Question 2

If ten rats are tested in each group, the experiment requires _________ rats in total.
 
  a) 60
  b) 30
  c) 20
  d) 120


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nanny

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

B

Answer to Question 2

A


jjjetplane

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Reply 2 on: Jul 13, 2018
Wow, this really help

robbielu01

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Reply 3 on: Yesterday
Excellent

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