| random |
in genetic algorithms and simulated evolution in a computer, one needs a plethora of "random" choices: for choosing mates probabilistically based on their fitness scores, for selecting sites along the genetic code for sexual crossover, etc. How does one introduce such randomness into that bastion of determinism, the digital computer? Most commonly through the use of a pseudorandom number generator (above). ...
출처: www.dakotacom.net/~srooke/glossary.html
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| random variable |
"A function that assigns a numerical value to each outcome of an experiment" (Dolciani, 1988). "The outcomes form the sample space of the Random Variable" (Dolciani, Beckenbach, Donnelly, Jurgensen, & Wooton, 1980).
출처: teacherlink.org/content/math/interactive/probabili...
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| randomization |
a method of selecting assigning patients to a particular treatment group, not based on any pattern, order or criteria. The subjects are assigned to a treatment group to obtain equal, comparable treatment groups, but in a random way, like the flip of a coin.
출처: www.papc.com/ccr/gloss.htm
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| randomization |
Allocation of individuals to groups by chance, usually done with the aid of a table of random numbers. Not to be confused with systematic allocation (for example, on even and odd days of the month) or allocation at the convenience or discretion of the investigator.
출처: www.research-nurses.com/methodology_terminology.ht...
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| randomization |
The assignment of individuals to treatment groups in such a way that each individual in a clinical trial has an equal chance to be assigned to each treatment group. (Also see Double-Blind Trial)
출처: www.adventisthealthcare.com/WAH/services/cardiolog...
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