Sampling studies - Open Access .click

Results 271 to 280 of about 1,867,915 (314)

Some of the next articles are maybe not open access.

The American Naturalist, 1972
The rarefaction method proposed by Sanders (1968) to allow one to compare the diversity of samples composed of different numbers of individuals and species is compared with the results that would be obtained if smaller random samples were taken from a universe defined by the observed sample. The rarefaction technique overestimates the number of species
openaire +1 more source

Sampling for Studying Context

2016
Using the example of Ohio and its media markets, this chapter discusses the geographic distribution of respondents resulting from alternative sampling schemes. Traditional survey research designs for gathering information on voter attitudes and behavior usually ignore variability in context in favor of representation of a target population. When sample
openaire +1 more source

Sampling and observational studies.

2000
Abstract A census is a count of a population, where every member of the population is studied. For many purposes this is impractical so we use a sample. We want the sample to be representative, i.e. to have the same characteristics as the population.
Martin Bland, Janet Peacock
openaire +1 more source

Computational advantage of quantum random sampling

Reviews of Modern Physics, 2023
Dominik Hangleiter, Jens Eisert
exaly

Studies in the Theory of Sampling

Biometrika, 1929
openaire +1 more source

Photoacoustic Study of Printed Samples