Dr. James McCaffrey presents a complete end-to-end demonstration of linear regression with two-way interactions between ...

Vikki Velasquez is a researcher and writer who has managed, coordinated, and directed various community and nonprofit organizations. She has conducted in-depth research on social and economic issues ...

I’m the deputy managing editor of the hardware team at PCMag.com. Reading this during the day? Then you've caught me testing gear and editing reviews of laptops, desktop PCs, and tons of other ...