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

Researchers argue that, in some situations where machine-learning models are used to allocate scarce resources or opportunities, randomizing decisions in a structured way may lead to fairer outcomes.

A groundbreaking new book – the first of its kind in Chinese – is now available to empower researchers with the powerful tool of Mendelian randomization. Translated from the esteemed text "Mendelian ...