Pew Research Center is a nonpartisan, nonadvocacy fact tank that informs the public about the issues, attitudes and trends shaping the world.

Self-determination theory offered a new model of what a human being is. Behaviorists said motivation comes from outside, while SDT argued that the deepest motivation is intrinsic.

Abstract: In the context of the big data era, the extensive penetration of the Internet and the rapid development of database technology have led to an explosive growth in the amount of data generated ...

Bayes' theorem is a statistical formula used to calculate conditional probability. Learn how it works, how to calculate it ...

Explore how indexing tracks economic trends, supports passive investing, and serves as a benchmark tool for comparing market ...

Abstract: As a core part of industrial production, the management of energy consumption (EC) in discrete manufacturing workshops (DMWs) is critical to improving productivity, reducing costs, and ...