Why do pollsters make such a big deal about probability sampling? You'd think that choosing people to interview should be easy. Take three of these, four of those, and two of the other. But it's not.

Students learn about sampling by tracing improvements in sampling procedures over the twentieth century. Scientific inquiries involving flawed sampling are illustrated and discussed using the Literary ...

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

To study the relationships between the Eating Inventory (EI) factors (restraint, disinhibition and hunger), body adiposity and prevalence of selected diseases in a quota sample of Czech adults. The ...