> Anyone can practice and improve their score. They're biased towards students whos parents or school pushes them to practice. You just stated a very objective

> Anyone can practice and improve their score. They're biased towards students whos parents or school pushes them to practice. You just stated a very objective and valuable thing: they benefit people who practice. And it turns out that the will to practice doing things you don't know how to do is the most important skill you can have in life.