IQ by ethnic groups

Average adult IQ per ethnic groups

1. Source Richard Lynn

Ethnic groups

* Ashkenazi Jews: 107.5. Taken from Backman studies in 1982. This is the most valid and representative testing on intelligence among Ashkenazi jews so far. Between 1200 and 1300 ashkenazi jews in UK and USA was tested.

* White people in the Netherlands and Germany: 107

* Chinese in Hong Kong: 106.7

* South Korean: 106

* Japanese: 105

* Ashkenazi jews in Israel 103.5 (Estimated)

* Turks: 90

* Blacks in USA: 85

* Africans from south of Sahara: 70

 

2. Vinko Buj 1981

* White Dutch people in Amsterdam: 109.4

* Bulgarians in Sofia: 93.3

 

3. Herrnstein and Murray

* Chinese in USA: 97-98

 

4. James R . Flynn

* Whites in Minnesota: 105

 

5. Pisa project 2003. Manfred Prenzel.

Mathematical competance.

* Whites in New Zealand: 109

 * White Dutch-speaking people of Flanders, Belgium: 108