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  2. Operations engineering - Wikipedia

    en.wikipedia.org/wiki/Operations_engineering

    Operations engineering is a branch of engineering that is mainly concerned with the analysis and optimization of operational problems using scientific and mathematical methods. [1] More frequently it has applications in the areas of Broadcasting / Industrial Engineering and also in the Creative and Technology Industries .

  3. Operationalization - Wikipedia

    en.wikipedia.org/wiki/Operationalization

    An example of operationally defining personal space. [1]In research design, especially in psychology, social sciences, life sciences and physics, operationalization or operationalisation is a process of defining the measurement of a phenomenon which is not directly measurable, though its existence is inferred from other phenomena.

  4. Operations research - Wikipedia

    en.wikipedia.org/wiki/Operations_research

    Operations research (British English: operational research) (U.S. Air Force Specialty Code: Operations Analysis), often shortened to the initialism OR, is a branch of applied mathematics that deals with the development and application of analytical methods to improve management and decision-making.

  5. Design of experiments - Wikipedia

    en.wikipedia.org/wiki/Design_of_experiments

    To control for nuisance variables, researchers institute control checks as additional measures. Investigators should ensure that uncontrolled influences (e.g., source credibility perception) do not skew the findings of the study. A manipulation check is one example of a control check. Manipulation checks allow investigators to isolate the chief ...

  6. Optimal control - Wikipedia

    en.wikipedia.org/wiki/Optimal_control

    Optimal control theory is a branch of control theory that deals with finding a control for a dynamical system over a period of time such that an objective function is optimized. [1] It has numerous applications in science, engineering and operations research.

  7. Control variable - Wikipedia

    en.wikipedia.org/wiki/Control_variable

    A control variable (or scientific constant) in scientific experimentation is an experimental element which is constant (controlled) and unchanged throughout the course of the investigation. Control variables could strongly influence experimental results were they not held constant during the experiment in order to test the relative relationship ...

  8. Research design - Wikipedia

    en.wikipedia.org/wiki/Research_design

    A research design typically outlines the theories and models underlying a project; the research question(s) of a project; a strategy for gathering data and information; and a strategy for producing answers from the data. [1] A strong research design yields valid answers to research questions while weak designs yield unreliable, imprecise or ...

  9. Control system - Wikipedia

    en.wikipedia.org/wiki/Control_system

    Examples include elevators, washing machines and other systems with interrelated operations. An automatic sequential control system may trigger a series of mechanical actuators in the correct sequence to perform a task. For example, various electric and pneumatic transducers may fold and glue a cardboard box, fill it with the product and then ...