Similar words: random sample, sampling, sampling error, dumpling, sample, quota sample, amplify, random. Meaning: n. the selection of a random sample; each element of the population has an equal chance of been selected.
61. Methods A random sampling inspection could be combined with special - purpose rectification.
62. Methods 3034 children between 0 to 6 years in three Gorges reservoir were selected by stratified random sampling method.
63. The paper proposes new separate ratio estimators for population mean using known skewness coefficient of auxiliary variable in stratified random sampling.
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