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Home Q & A Board Biology-Related Homework Help Medicine Nursing and Clinical
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YINGW YINGW
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6 years ago
In research studies using experimental designs, the purpose is to
 
  a. examine causality.
  b. explain relationships and differences among variables..
  c. observe a phenomenon after it has been manipulated..
  d. predict relationships among variables..
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ksullivan042197ksullivan042197
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6 years ago
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