Why are European Jews so much smarter?

European Jews were found to have greater intelligence, by far, than the smartest but why are Jews smarter?

Before asking why, I must show IF it is true, IQ is arranged so whatever most people score is called 100, but if many people in Japan, score more, then the AVERAGE of the group can be more and indeed is 106 but...

Why are European Jews so much smarter?

When isolated different Jews, European Jews have a higher average than other Jews and IS even higher than Japan, by far! Around 112!

Studies plural, no surprise Antisemitism try to discredit, notice the word "would" in picture from Wikipedia
Studies plural, no surprise Antisemitism try to discredit, notice the word "would" in picture from Wikipedia

This is "not claiming Jew race is more intelligent," antisemitic falsely accuse that was claimed, just that European Jews are more intelligent than other Jews and more than even Japanese so why is this group more intelligent?

Why are European Jews so much smarter?
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