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swaggymeggy swaggymeggy
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6 years ago
Practice effects are a major problem with .
 
  a. cross-sectional designs
  b. longitudinal designs
  c. time-lag designs
  d. sequential designs
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hellokristi4hellokristi4
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6 years ago
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swaggymeggy Author
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6 years ago
Thank you, thank you, thank you!
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Yesterday
Thanks
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2 hours ago
this is exactly what I needed
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