non-random selection

[nɑːn-ˈræn.dəm sɪ-ˈlek.ʃən]
nounpl: non-random selections
seleção não-aleatória
1. A process of choosing items, subjects, or data where the selection is based on specific criteria, patterns, or preferences rather than chance or randomness
The study used non-random selection to recruit participants who had specific experience with the disease.
O estudo utilizou seleção não-aleatória para recrutar participantes que tinham experiência específica com a doença.
2. In research methodology, a sampling technique where certain elements have a greater or lesser probability of being chosen compared to others
Non-random selection methods include convenience sampling, purposive sampling, and snowball sampling.
Os métodos de seleção não-aleatória incluem amostragem por conveniência, amostragem intencional e amostragem em bola de neve.
This term is predominantly used in academic, research, and statistical contexts in both Brazil and the USA. It is particularly important in research methodology courses and discussions about study design validity. In Brazil, researchers often discuss potential biases introduced by non-random selection when defending their choice of sampling method in dissertations and published papers.
Synonyms / Sinônimos
non-probability samplingpurposive selectionbiased selectionselective samplingtargeted selection
Antonyms / Antônimos
random selectionprobability samplingrandom samplingunbiased selection

Regional Variations

General Brazilian
seleção não-aleatória
Standard term used in academic and research contexts
Brazil - Academic
amostragem não-probabilística
Alternative technical term commonly used in Brazilian universities
Portugal
seleção não-aleatória
Same as Brazilian Portuguese; also uses 'amostragem não-casual'
USA - Academic
non-random selection
Standard terminology in English-speaking academic institutions

Related Words

sampling biasselection biasconvenience samplingpurposive samplingsnowball samplingstratified samplingsystematic sampling

Related Idioms & Phrases

cherry-picking
hand-picked selection
deliberate selection
targeted approach
Look up more words on Fala2Me
The free English-Portuguese dictionary with real Brazilian accents, NYC slang, conjugator and more
Open Fala2Me →