If you’ve ever wondered how psychologists and researchers make sure their tests actually measure what they claim to, then you’ve already touched on the concept of validity. One type of validity that comes up a lot in research, especially in psychology and education, is concurrent validity. This might sound technical, but it’s actually pretty…
Reliability is one of those terms that sounds simple but has layers to it. At its core, reliability is all about consistency—whether in a scientific study, a psychological test, or even your favorite coffee shop delivering the same great latte every morning. If something is reliable, it means you can trust it to give…
Construct validity is a big deal in psychology, social sciences, and testing in general. If you’ve ever taken a personality test, an IQ test, or even a survey about job satisfaction, you’ve encountered a measurement that should have construct validity—meaning it actually measures what it claims to measure. But how do we know a…
