Learn the distinctions between simple and stratified random sampling. Understand how researchers use these methods to accurately represent data populations.

A wholistic tumour sampling method that more accurately detects genetic alterations in tumours, which are critical in allowing treatment to be personalised to each and every patient, has been ...

A salt marsh harvest mouse walks across the bulrush at Grizzly Island Wildlife Area in San Francisco. (Cody Aylward/UC Davis) From species of marmots to moles, shrews and mice, many of the world’s ...

Ryan Toma (left) is a Research Scientist at Viome Life Sciences (WA, USA). He focuses on the design and implementation of clinical studies with the aim of harnessing Viome’s personalized nutrition ...