Stick strictly to your protocol. Any deviation—like changing the room temperature or the wording of instructions—can become a that ruins your data. Phase 3: Reporting the Results
The same group gets all treatments (often requiring "counterbalancing" to avoid order effects). Phase 2: Conducting the Experiment How to Design and Report Experiments
Different groups get different treatments. Stick strictly to your protocol
Does the experiment actually measure what it claims to measure? How to Design and Report Experiments
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: