A placebo is intended to minimize _____ expectations; a double-blind procedure also minimizes _____ expectations.

Question

Quizplus · Accepted Answer

A placebo is intended to minimize participant expectations, as the person receiving the placebo is not aware that they are not receiving the actual treatment. A double-blind procedure also minimizes experimenter expectations, as neither the experimenter nor the participant knows who is receiving the actual treatment or the placebo. Therefore, the correct answer is A, as a placebo addresses one type of expectation while a double-blind procedure addresses both.

A Placebo Is Intended to Minimize _____ Expectations; a Double-Blind