Survey sampling and estimation methods form the cornerstone of modern statistical inference, underpinning research across the social, medical, and natural sciences. At their heart, these methods ...

A study published in the journal Cell provides the clearest evidence to date that people infected with influenza actively ...

Researchers led by Yasunori Ichihashi at the RIKEN Center for Sustainable Resource Science (CSRS) in Japan recently examined how different kinds of pesticides and fertilizers affect mandarin oranges ...

Statistical methods are mathematical formulas, models, and techniques that are used in statistical analysis of raw research data. The application of statistical methods extracts information from ...

Precise control of individual neuron firing is key for neuroscience. Here, the authors show a novel opsin-free photostimulation method that activates single neurons in vivo by femtosecond laser ...

THE volume under review is the fourth edition, revised and enlarged, of a “Biological Monograph” first published in 1925. As the editors point out, “Conspicuous progress is now being seen in the field ...

Stratified sampling is used to select a sample that is representative of different groups. If the groups are of different sizes, the number of items selected from each group will be proportional to ...

Chemistry is a branch of science that involves the study of the composition, structure and properties of matter. Often known as the central science, it is a creative discipline chiefly concerned with ...

We are an interdisciplinary research centre exploring the financial issues that affect individuals and households, with a particular focus on low-income, marginalised or vulnerable groups. We combine ...

Microbiology is the study of microscopic organisms, such as bacteria, viruses, archaea, fungi and protozoa. This discipline includes fundamental research on the biochemistry, physiology, cell biology, ...