A placebo is used to:

Question

Quizplus · Accepted Answer

A placebo is a treatment or substance that has no therapeutic effect but is given to participants in a study as if it were an active treatment. The purpose of the placebo is to create equal expectancies in the experimental and control groups, minimizing the effects of biases such as the placebo effect and ensuring that any observed effects are due to the treatment being studied rather than expectations or other extraneous factors. Thus, option A is the best choice.

A Placebo Is Used To