This is a preview. Log in through your library . Abstract The permutation distribution induced upon a finite population by the order of selection under successive sampling is closely related to the ...

Our third Methods 101 video explores some of the ways that nonprobability surveys differ from traditional probability-based polls. How do pollsters conduct surveys online and what does that mean for ...

A new telephone survey experiment finds that, despite major structural differences, an opinion poll drawn from a commercial voter file can produce results similar to those from a sample based on ...

A study by the universities of Cordoba and Seville develops a method that makes it possible to verify, easily and quickly, whether an olive plantation is traditional, intensive, or super-intensive.

Gudbjartsson and colleagues (June 11 issue) 1 reveal important insights into the transmission of SARS-CoV-2. An aspect of their study that merits further exploration is the positive test results in ...