Journal of the Royal Statistical Society. Series C (Applied Statistics), Vol. 42, No. 4 (1993), pp. 585-601 (17 pages) In this paper two-dimensional systematic sampling of land use is considered. Data ...
The method of systematic random sampling (METHOD=SYS) selects units at a fixed interval throughout the sampling frame or stratum after a random start. PROC SURVEYSELECT chooses the first unit randomly ...
The Canadian Journal of Statistics / La Revue Canadienne de Statistique Using Fourier series expansions of functions of one and two variables, we find the variances of the sample mean for random and ...
PROC SURVEYSELECT provides a variety of methods for selecting probability-based random samples. With probability sampling, each unit in the survey population has a known, positive probablity of ...
Scientists from 25 countries have received IAEA training on environmental sampling analysis to help them mitigate the impacts of radioactivity in the environment. The IAEA’s training workshop for the ...
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