Overview
Experimental design is a fundamental aspect of scientific research that allows researchers to systematically test hypotheses and draw conclusions. By carefully planning experiments, including the selection of variables, control groups, and randomization, researchers can ensure that their findings ar...
Key Terms
Example: In a study on plant growth, the amount of sunlight is the independent variable.
Example: In the same study, the height of the plants is the dependent variable.
Example: In drug trials, the control group receives a placebo.
Example: Participants in a study are randomly assigned to either the treatment or control group.
Example: Conducting the same experiment multiple times to ensure consistent results.
Example: A larger sample size can lead to more reliable results.