demonstration experiment
demonstration experiment A type of policy research based loosely on the experimental research design. New policies or procedures are introduced in one location, such as a factory or school, and the resulting effects compared with other similar locations where the changes have not been introduced, usually with a view to demonstrating the benefits of the changes thus tested. See also CONTROL (EXPERIMENTAL).
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Experimental Design , Careful and detailed plan of an experiment.
In simple psychological experiments, one characteristic—the independent variable—is manipulated by the ex… Experiment , EXPERIMENT.
This entry traces the life of experiment from its emergence in the early seventeenth century to its transformation to a collective activi… Demonstration , As used in philosophy and theology, demonstration is a logical and methodological term first employed by Aristotle (Gr. ἀπόδειξις, apodictic) to desi… Herbert Spencer Jennings , Jennings, Herbert Spencer
JENNINGS, HERBERT SPENCER
animal behavior, physiology, genetics, protozoology, zoology, philosophy of science. For the orig… experimental error , experimental error Error that arises because of variation between experimental samples. It may be attributed to differences in materials and/or techn… Ross Granville Harrison , Harrison, Ross Granville
Harrison, Ross Granville
biology.
Harrison, who was to become one of the pioneers of experimental embryology, was the only s…
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demonstration experiment