To minimize the extent to which placebo effects contribute to outcome differences between experimental and control groups in a drug-treatment study, researchers are likely to make use of

Question

Quizplus · Accepted Answer

The double-blind procedure is the best choice to minimize the extent to which placebo effects contribute to outcome differences between experimental and control groups in a drug-treatment study. This procedure involves neither the participants nor the researchers knowing who is in the experimental group and who is in the control group, which helps to eliminate potential biases and placebo effects. Random sampling, replication, and operational definitions are important research methods, but they do not directly address the issue of placebo effects in drug-treatment studies.

To Minimize the Extent to Which Placebo Effects Contribute to Outcome