Nonlinear regression is a form of regression analysis in which data fit to a model is expressed as a mathematical function.

Discover how linear regression works, from simple to multiple linear regression, with step-by-step examples, graphs and real-world applications.

Linear narratives are the most common form. Sometimes, however, a film might work better with a non-linear plot which presents some or all of the events in a non-chronological order.

Value at risk (VaR) is a statistical risk management technique that determines the amount of financial risk associated with a portfolio.