Respuesta :
Sometimes, researchers will administer a Placebo to participants in the control group to control for the effects that participant expectations might have on the experiment.
Placebo-controlled trials
- A trial that includes two or more groups is referred to be a placebo-controlled trial. One group receives the actual medication, while the other receives a placebo.
- The other factors are kept constant between the two groups, allowing any variation in their results to be attributed to the active treatment.
- Placebo-controlled trials are a method of evaluating a medical therapy in which, in addition to a group of individuals receiving the treatment being tested, a separate control group also receives a sham "placebo" treatment that is intended to have no real effect.
- The placebo group's function is to control for the placebo effect or side effects from treatment that are unrelated to the actual course of treatment.
To learn more about Placebo refer to:
https://brainly.com/question/11942701
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