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multimaan multimaan
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6 years ago
Which of the following statements is correct?
 
  a. Control groups are exposed to the opposite stimuli as the experimental group.
  b. Placebos are given to both the control and experimental groups.
  c. Experimental groups are exposed to the stimulus and not the placebo.
  d. A stimulus is made available to those only in the control group.
  e. none of these
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6 years ago
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