random sample


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Related to random sample: stratified random sample
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Noun1.random sample - a sample in which every element in the population has an equal chance of being selected
statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
sample distribution, sampling, sample - items selected at random from a population and used to test hypotheses about the population
2.random sample - a sample grabbed at random
sample - a small part of something intended as representative of the whole
statistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters
Translations
szúrópróba
References in periodicals archive ?
The Medicare Beneficiary Summary File contains basic demographic information on a 20 percent random sample of all Medicare beneficiaries, including MA and TM enrollees.
Therein lies the catch, he cautioned, because scientific and reliable surveys must first have a truly random sample.
Notations and Some Estimators in Conventional Sampling: Supposed a random sample of size n was selected with simple random sampling without replacementfrom entire units N in the population.
A SURVEY on the state of roads and transport services across Calderdale has been sent out to a random sample of thousands of people in the district.
Later in the unit, however, another order of variation was introduced when each pair of students collected a different random sample from the ABS 'population'.
It is understood an animal tested positive during a random sample as part of the National Residue Control Programme.
A random sample of 320 female nurses was taken to explore the research objectives through a pre-designed interview schedule.
For ALP, two types of samples were collected; one fasting sample and one random sample after breakfast.
Instead, Khalifeh suggested systematic tests on imported wheat at four stages, first when wheat is unloaded at port, again when it leaves storage, a third time after it is ground and then a random sample taken at the market.
In other words, a random sample of 1,200 voting-age Filipinos were asked to take part until May in a daily mini-survey conducted through the free cell phones.
In order to estimate the unknown population parameters we take a random sample of size n units from the finite population U by using simple random sample without replacement.
The City of Dunwoody seeks proposals from consultants performing the following tasks in conducting a community survey: * Identify a statistically valid random sample for achieving informative results.