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 ...

I have been married to my vegetarian husband for more than 10 years, and we have two school-aged children. He has been a vegetarian for more than 20 years and has never pressured me or anyone else to ...

If you’ve been paying attention, you might have noticed that some of the hobbies you thought were past their prime are popping back into the spotlight. Many activities that the boomer generation loved ...

Browns rookie running back Quinshon Judkins has been making his presence felt in a huge way over the past two weeks, with efficient games against both the Ravens and Packers. After being away from the ...

The ALDI grocery store chain - which adds to its legions of fan followers each year because of its low-cost items as well as its so-called “Aisle of Shame” surprises - has made a change at some of its ...

Despite the rapid adoption of LLM chatbots, little is known about how they are used. We document the growth of ChatGPT’s consumer product from its launch in November 2022 through July 2025, when it ...

Dear How to Do It, Six months ago, my wife told me she got a promotion at work. Our family has been enjoying the extra financial security and I thought life was pretty rosy. Then I found out how she’s ...

As far as modern electronics go, printers are pretty cheap. That’s because they operate on the “razor and blades” economic model (“give away the razor, sell the blades.”) The machinery itself can be ...

Recent research has found a new way to make graphene that adds structural defects to improve the performance of the material that could have benefits across a range of applications—from sensors and ...

Starting on October 3, Microsoft says Xbox consoles will be getting yet another price bump, this time ranging anywhere from a $20 increase on the company's entry-level model to $70 for a special ...

Ben Khalesi covers the intersection of artificial intelligence and everyday tech at Android Police. With a background in AI and data science, he enjoys making technical topics approachable for those ...