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Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil
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Breakfast Habits among Schoolchildren in the City of Uruguaiana, Brazil

Published on: July 29, 2020

Nutrition surveys in Burma and northeast Brazil

George E Bunce1

  • 1Department of Biochemistry, Virginia Polytechnic Institute and State University, Blacksburg, VA 24061, USA. gebunce@vt.edu

The Journal of Nutrition
|May 4, 2005
PubMed

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Data Collection by Survey

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Stratified Sampling Method

Sampling is a technique to select a portion (or subset) of the larger population and study that portion (the sample) to gain information about the population. The sampling method ensures that samples are drawn without bias and accurately represent the population. Because measuring the entire population in a study is not practical, researchers use samples to represent the population of interest.
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