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tatianaksmith tatianaksmith
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6 years ago
The variable manipulated by the researcher in an experimental study is the
 
  A) control variable.
  B) independent variable.
  C) placebo.
  D) dependent variable.
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ShaniaanthonyShaniaanthony
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6 years ago
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tatianaksmith Author
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6 years ago
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I appreciate what you did here, answered it right Smiling Face with Open Mouth
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