What is Experimental research?
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Experimental Research:
Experimental research is a scientific research method characterized by the systematic manipulation of variables to observe and measure the effects on a dependent variable. This method aims to establish cause-and-effect relationships by controlling and manipulating certain factors while holding others constant.
Controlled Environment: Experimental research is conducted in a controlled environment, often a laboratory, where researchers can manipulate independent variables to observe their impact on the dependent variable.
Random Assignment: Participants in experimental studies are randomly assigned to different experimental conditions. This randomization helps ensure that any observed effects can be attributed to the manipulated variables rather than pre-existing differences among participants.
Independent and Dependent Variables: The independent variable is manipulated by the researcher, while the dependent variable is the outcome that is measured and observed. Changes in the dependent variable are attributed to the variations in the independent variable.
Experimental and Control Groups: Experimental research often involves comparing an experimental group that receives the experimental treatment or manipulation with a control group that does not. This comparison helps isolate the effects of the independent variable.
Quantitative Analysis: Experimental research typically involves quantitative analysis, allowing researchers to use statistical methods to assess the significance of observed effects and draw conclusions about the relationship between variables.
Replication and Generalization: To enhance the validity of findings, experimental studies are often replicated to ensure consistent results. The aim is to generalize the findings beyond the specific sample studied to broader populations or contexts.
Experimental research is widely used in various scientific disciplines, including psychology, biology, and medicine, to establish causal relationships and contribute to the advancement of scientific knowledge.