The interesting part is the partial conclusion: > The steepest slopes occurred for ages 18–22 and lower levels of education. So they're blaming faulty educati

The interesting part is the partial conclusion: > The steepest slopes occurred for ages 18–22 and lower levels of education. So they're blaming faulty education for people being bad at the test. Now I want to see the RCT to prove this hypothesis. (With controls for experimenter effect.)