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Operations research (British English: operational research) (U.S. Air Force Specialty Code: Operations Analysis), often shortened to the initialism OR, is a discipline that deals with the development and application of analytical methods to improve decision-making. [1] The term management science is occasionally used as a synonym.
It is concerned with managing an entire production system that converts inputs (in the forms of raw materials, labor, consumers, and energy) into outputs (in the form of goods and services for consumers). [2] Operations management covers sectors like banking systems, hospitals, companies, working with suppliers, customers, and using technology.
An operational definition is designed to model or represent a concept or theoretical definition, also known as a construct. Scientists should describe the operations (procedures, actions, or processes) that define the concept with enough specificity such that other investigators can replicate their research. [4][5] Operational definitions are ...
Queueing theory is one of the major areas of study in the discipline of management science. Through management science, businesses are able to solve a variety of problems using different scientific and mathematical approaches. Queueing analysis is the probabilistic analysis of waiting lines, and thus the results, also referred to as the ...
The Operational Research Society (OR Society), also known as The OR Society, is an international learned society in the field of operational research.The OR Society is a leading professional body for operational research (OR) practitioners and academics. Based in the United Kingdom, the society promotes the understanding and use of operational ...
The Institute for Operations Research and the Management Sciences (INFORMS) is an international society for practitioners in the fields of operations research (O.R.), management science, and analytics. It was established in 1995 with the merger of the Operations Research Society of America (ORSA) and The Institute of Management Sciences (TIMS ...
The Military Operations Research Society (MORS) is a society for professionals active within defense applications of operations research (OR) in the United States. . Memberships include analysts, researchers, consultants and officers in the United States Department of Defense, organizations within the military of the United States, various think tanks, academic institutions and consul
Operations research, operational research, or simply O.R., is the use of mathematical models, statistics and algorithms to aid in decision-making. It is most often used to analyze complex real-world systems, typically with the goal of improving or optimizing performance.