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Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
Random allocation, the process of selecting entities, for example, treatment regimens, using a formal system whereby each entity has a known, generally an equal chance of being selected. This may be accomplished by means of a table of random numbers, toss of a coin, or some other system in which selection or nonselection is determined by chance alone.
Farlex Partner Medical Dictionary © Farlex 2012
randomizationRandom assignment, random allocation, randomized allocation Statistics The selection of subjects or samples for each 'arm' of a study or experiment based on chance alone–ie, a theoretical coin toss, which is intended to minimize the influence of irrelevant details and selection bias, and produce statistically valid data. Cf Convenience sample.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
Assignment of the subjects of experimental research to groups by chance.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012