Experiment: An experiment is an organized process or activity conducted to test a hypothesis, to examine the effectiveness of a procedure, or to explore a particular phenomenon. Experiments can be conducted in a laboratory setting or in the field. Research: Research is a systematic method of finding and analyzing information in order to increase knowledge. Research is conducted in order to answer questions, test hypotheses, or develop theories. Investigation: An investigation is a systematic, organized process of collecting and analyzing evidence in order to answer questions or resolve a problem. Investigations can be conducted by individuals, organizations, or governments. Outcomes: Outcomes are the expected or observed results of an experiment, research, or investigation. Outcomes can be quantitative (measured as numbers) or qualitative (described in words).