representative sample


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Related to representative sample: Sample size
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Noun1.representative sample - the population is divided into strata and a random sample is taken from each stratum
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
References in periodicals archive ?
A nationally representative sample of men and women from across the four provinces was asked,
A nationally representative sample of men and women from across the four provinces who wear vision correction glasses was asked, 'Do you wear eyeglasses for distance vision or near vision?' In response, 42% said they wear them for distance vision, and 58% said they wear them for near vision (reading, etc.).
According to a Gilani Research Foundation Survey carried out by Gallup and Gilani Pakistan, a nationally representative sample of men and women from across the four provinces was asked, 'In your opinion, is the latest budget presented for fiscal year 2017-2018 better, worse or the same as last year?'
A nationally representative sample of men and women from across the four provinces was asked, Who are you most inspired from in your life ?
A negative result indicates all representative samples are negative; whereas a positive result indicates that at least one representative sample is positive and the enriched samples must be re-run through the Pathatrix and the MicroSEQ assay individually.
Members of the ChemCam team generally discard results from the first five laser blasts because of a belief that after the first five blasts, the laser has penetrated to a depth that provides a true representative sample of rock chemistry.
Based on a randomized admission lottery in hundreds of local sites, the HSIS provides a platform for measuring Head Start's impacts--both short term and long term--on a nationally representative sample of participants without selection bias, providing internally and externally valid impact estimates for the overall Head Start participant population and for subsets of participants of particular policy interest.
The survey results come from a Kaiser Family Foundation tracking poll conducted in May among a nationally representative sample of more than 1,200 adults.
A representative sample of a hydrocarbon product is necessary to ensure roper accounting for transactions and efficient product processing.
Fuchs and colleagues (2004) by focusing on a representative sample of first graders that included English language learners (ELLs).
A representative sample of 850 members of staff were given the opportunity to fill in a confidential survey about what they thought about the Trust and working for the NHS in general to improve the working lives of NHS staff and help provide better care for patients.

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