Different types of house dust samples are widely used as surrogates of airborne inhalation exposure in studies assessing health effects of indoor microbes. Here we studied—in a quantitative assessment ...

Discover how simple random sampling ensures accurate and unbiased population research, offering efficiency and fairness over ...

A sample drawn in several phases refers to the selection of a large-sized preliminary sample on which some quick and inexpensive method of measurement is applied,-followed by the drawing of a ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Representative sampling and random sampling ...

https://doi.org/10.1899/04-085.1 • https://www.jstor.org/stable/10.1899/04-085.1 Copy URL AbstractTwo-phase sampling provides a statistical framework for combining ...