Its not that the assertion is incorrect, but that if it is made without knowledge that IQ is primarily influenced by social-economic factors, then it can be con

Its not that the assertion is incorrect, but that if it is made without knowledge that IQ is primarily influenced by social-economic factors, then it can be construed as racist because it is saying that a positive quality (high IQ) is given by nature to certain groups of people who already happen to hold certain economic and social privileges, instead of the other way around. Unless you're claiming that having a low IQ can be seen as something positive.