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Probability sample surveys are designed to be generalized to the overall population.
He and colleagues at Michigan carried out a probability sample of fewer than 1,000 American households.
[Villasenor's] survey was not administered to a randomly selected group of college students nationwide, what statisticians call a "probability sample".
To my knowledge, it is the first nationally representative probability sample matched to vote history data from the 2016 election.
The ANES is a nationally representative probability sample survey of Americans' political attitudes conducted every presidential election year.
This is why a probability sample is needed; without a probability sample, the sampling distribution cannot be determined and an interval estimate of a parameter cannot be constructed.
Toussaint, L.L., Williams, D.R., Musick, M.A., Everson, S.A., "Forgiveness and Health: Age Differences in a U.S. Probability Sample".
Participants: 7899 persons (age range, 54 65y) selected by multistage area probability sample.
Hence, it's also called a probability sample.
Because the survey was not based on a probability sample, there is no sampling error available.
The polling places are a stratified probability sample of New Hampshire.
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