Mathematics, 17.07.2019 02:30 shmote12

Which of the following describes the placebo effect? a. subjects are prevented from knowing whether they are receiving real drugs or placebos. b. at least one block of subjects in a experiment receives only placebos. c. subjects may respond to a treatment simply because they believe it is affecting them. d. subjects receive inactive sugar pills instead of real medication. e. an experiment is repeated many times with real drugs and placebos.

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Which of the following describes the placebo effect? a. subjects are prevented from knowing whether...