A natural experiment is a study in which individuals (or clusters of individuals) are exposed to the experimental and control conditions that are determined...

about subatomic particles). Uses of experiments vary considerably between the natural and human sciences. Experiments typically include controls, which...

A quasi-experiment is an empirical interventional study used to estimate the causal impact of an intervention on target population without random assignment...

N.U.D.E.@ Natural Ultimate Digital Experiment is a life simulation video game released for the Xbox and is only released in Japan. It is a simulation-style...

quasi-experiments, in which natural conditions that influence the variation are selected for observation. In its simplest form, an experiment aims at predicting...

social experiment is a method of psychological or sociological research that observes people's reactions to certain situations or events. The experiment depends...

a landmark study in the topic. It followed the Mariel boatlift, a natural experiment when 125,000 Cubans (Marielitos) came to Miami after a sudden relaxation...

In statistics, a full factorial experiment is an experiment whose design consists of two or more factors, each with discrete possible values or "levels"...

Field experiments are experiments carried out outside of laboratory settings. They randomly assign subjects (or other sampling units) to either treatment...

blind or blinded experiment, information which may influence the participants of the experiment is withheld until after the experiment is complete. Good...