How To Design — And Report Experiments

Ensure all participants gave informed consent and that the potential benefits outweigh any risks.

If you did this again tomorrow, would you get the same result? How to Design and Report Experiments

The same group gets all treatments (often requiring "counterbalancing" to avoid order effects). Phase 2: Conducting the Experiment Ensure all participants gave informed consent and that

Determine your sample size. Larger samples generally lead to more reliable data. Use random assignment to groups to ensure any differences observed are due to the experiment, not pre-existing traits. Choose a Design Type: "If [IV] increases

State a clear prediction (e.g., "If [IV] increases, then [DV] will decrease because...").