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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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k123p k123p
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6 years ago
Statistical studies in which researchers control variables of interest are
 a. experimental studies.
  b. control observational studies.
  c. non-experimental studies.
  d. observational studies.
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lirpaprillirpapril
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k123p Author
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6 years ago
Helped a lot
Zacellison
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This site is awesome
Goku935
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2 hours ago
Good timing, thanks!
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