Richard Lynn|Gerhard Meisenberg|Jaan Mikk|Amandy Williams
NATIONAL IQS PREDICT DIFFERENCES IN SCHOLASTIC ACHIEVEMENT IN 67 COUNTRIES
University of Ulster|Dominica State College|Šiauliai University|Dominica State College
summary paper examines relationship national iqs reported lynn amp vanhanen 2002 2006 national achievement mathematics science among 8th graders 67 countries correlation two 092 interpreted establishing validity national iqs correlation high national iqs educational achievement appear measures construct national differences educational achievement greater differences iq suggesting amplifier effect national differences iqs amplify differences educational achievement controlling national differences iq slight inverse relationships educational achievement observed political freedom subjective wellbeing income inequality gdp however public expenditure education gdp significant predictor differences educational achievement