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miaocitian miaocitian
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6 years ago
Events or influences other than the experimental treatment itself may occur between a pretest and a posttest that may affect the dependent variable. This threat is called
 
  a. mortality.
  b. history.
  c. regression.
  d. diffusion.
  e. Hawthorne effect.

Ques. 2

What are the advantages of factorial designs?
 
  What will be an ideal response?

Ques. 3

If the John Henry effect were exerting an influence in an experiment, one would expect
 
  a. poor performance in the control group.
  b. better performance in the control group.
  c. poor performance in the treatment group.
  d. better performance in the treatment group.

Ques. 4

What characteristic distinguishes factorial design?
 
  What will be an ideal response?
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HenrinaHenrina
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6 years ago
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miaocitian Author
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#2
6 years ago
Cheers!!
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#3
6 years ago
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