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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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Sheela4875 Sheela4875
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6 years ago
To minimize the effects of an experimenter affecting the research results, we can use a(n)
 
  a. placebo.
  b. double-blind study.
  c. random assignment.
  d. experimental design.
  e. pretest.
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frixion119frixion119
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6 years ago
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Sheela4875 Author
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6 years ago
Thanks for your help!!
nsak
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Yesterday
You make an excellent tutor!
avance37
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2 hours ago
this is exactly what I needed
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