Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with two-way interactions between predictor variables. Standard linear regression predicts a single numeric value ...

A new set of CS2 patch notes has been released on September 25, 2025. The latest update has introduced a wave of map scripting changes, all of which will enhance the overall quality-of-life experience ...

A new report on the impact of lithium mining in South America’s lithium triangle finds the rush to extract lithium in Chile’s Salar de Atacama has had a severe impact on the area’s water supplies.

Kazuhisa Sugimoto, a 75-year-old tea farmer overseeing a sprawling 18,000-square-meter tea farm in Kakegawa, Shizuoka Prefecture, is in a race against time. Pressed by an aging generation, fickle ...

One strategy for dealing with a narcissist or sociopath is to act like a “gray rock,” meaning that you become uninteresting and unresponsive. Using the Gray Rock method, your objective is to make ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...