The Role of Predictive Validity in Test Design

When it comes to creating a test, it’s not just about throwing together a bunch of questions and hoping they make sense. There’s a whole science behind it, and one of the MVPs of the process is predictive validity. If you’ve never heard of it before, don’t worry—I got you. Let’s break it down…

How IQ Tests Are Standardized: Keeping It Fair and Square

Let’s be real: most of us have heard of IQ tests, but ever wondered how they figure out what a “normal” score is? Like, how do they decide what counts as average, genius, or just “meh”? That’s where the magic of standardization comes in. It’s a whole process to make sure IQ tests aren’t…