One group of ocean voyagers is given a new but untested pill for seasickness and a second group is given an inactive pill. Neither the voyagers nor the experimental researchers know which group has received the new pill. In this experiment, the investigators are making use of

Question

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The double-blind procedure is a research design in which both participants and experimenters are unaware of who receives the treatment or placebo. In this case, neither the ocean voyagers nor the experimental researchers know which group has received the new pill, making it a double-blind procedure. This helps to reduce the potential for bias in the results and increase the validity of the study.

One Group of Ocean Voyagers Is Given a New but Untested