The quality of inferences made from geostatistical data is affected significantly by the spatial locations, or design, of the sites that are sampled. A large body of published work exists on sampling ...

Cohort sampling designs are proposed which one would intuitively expect to be more efficient than nested case-control sampling. Two of these designs start with a nested case-control sample and ...

The specific monitoring design (the choice of location and timing of sample collection) that best meets project objectives will depend on the type and scale of the project and the degree to which ...

If no other sources are available to measure certain variables of a target population, Statistics Netherlands often uses a random sample, i.e. a sample of units from the population drawn in accordance ...

The digital platform is the first of its kind where everyone in the supply chain collaborates with real data, according to the two firms. Launched in Asia yesterday (8 July), the solution will reduce ...

Survey research is an important form of scientific inquiry1 that merits rigorous design and analysis.2 The aim of a survey is to gather reliable and unbiased data from a representative sample of ...

This example illustrates how you can use PROC SURVEYMEANS to estimate population means and proportions from sample survey data. The study population is a junior high school with a total of 4,000 ...

The data converter has acted as the bridge between the analog (real) world and the digital world for a few decades now. Starting with discrete elements that took up multiple rack spaces and burnt lots ...

Mountain View, CA. Following up on an earlier announcement of its ADP7000 Series AXIe modular digitizers, Guzik Technical Enterprises today announced that the ADP7000 is the first third-party product ...