- stratified random sample
- a stratified sample in which random samples are chosen within each stratum. Sometimes called stratified s.
Medical dictionary. 2011.
Medical dictionary. 2011.
stratified random sample — sluoksniuotoji atsitiktinė imtis statusas T sritis biomedicinos mokslai atitikmenys: angl. stratified random sample ryšiai: platesnis terminas – imtis šaltinis Pagrindinės epidemiologijos sąvokos : mokomasis žodynas / Kauno medicinos… … Lithuanian dictionary (lietuvių žodynas)
stratified random sample — Statistics. a random sample of a population in which the population is first divided into distinct subpopulations, or strata, and random samples are then taken separately from each stratum. * * * … Universalium
stratified random sample — Statistics. a random sample of a population in which the population is first divided into distinct subpopulations, or strata, and random samples are then taken separately from each stratum … Useful english dictionary
Stratified Random Sampling — A method of sampling that involves the division of a population into smaller groups known as strata. In stratified random sampling, the strata are formed based on members shared attributes or characteristics. A random sample from each stratum is… … Investment dictionary
Random sample — A sample is a subject chosen from a population for investigation. A random sample is one chosen by a method involving an unpredictable component. Random sampling can also refer to taking a number of independent observations from the same… … Wikipedia
Simple random sample — In statistics, a simple random sample is a subset of individuals (a sample) chosen from a larger set (a population). Each individual is chosen randomly and entirely by chance, such that each individual has the same probability of being chosen at… … Wikipedia
Simple Random Sample — A subset of a statistical population in which each member of the subset has an equal probability of being chosen. A simple random sample is meant to be an unbiased representation of a group. An example of a simple random sample would be a group… … Investment dictionary
random sample — a subgroup of a total population (the so called universe) selected by a random process ensuring that each member of the universe has an equal chance of being included in the sample. It is sometimes stratified so that separate samples are drawn… … Medical dictionary
random sample — a subgroup of a total population selected by a random process ensuring that each member of the population has an equal chance of being included in the sample. It is sometimes stratified so that separate samples are drawn from each of several… … The new mediacal dictionary
sample — imtis statusas T sritis biomedicinos mokslai apibrėžtis 1) iš ↑populiacijos tyrimui atrinktų individų grupė; 2) iš ↑generalinės aibės tyrimui atrinktų objektų poaibis. Imtis gali būti atsitiktinė arba neatsitiktinė ir reprezentatyvioji arba… … Lithuanian dictionary (lietuvių žodynas)